18523890

素因数分解:

$2^1\times 3^7\times 5^1\times 7^1\times {\mathrm{11}}^2$

素因数の和:57

約数の個数: 192

約数和(自身を含む): 62818560

約数和(自身を除く): 44294670

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 27, 30, 33, 35, 42, 45, 54, 55, 63, 66, 70, 77, 81, 90, 99, 105, 110, 121, 126, 135, 154, 162, 165, 189, 198, 210, 231, 242, 243, 270, 297, 315, 330, 363, 378, 385, 405, 462, 486, 495, 567, 594, 605, 630, 693, 726, 729, 770, 810, 847, 891, 945, 990, 1089, 1134, 1155, 1210, 1215, 1386, 1458, 1485, 1694, 1701, 1782, 1815, 1890, 2079, 2178, 2187, 2310, 2430, 2541, 2673, 2835, 2970, 3267, 3402, 3465, 3630, 3645, 4158, 4235, 4374, 4455, 5082, 5103, 5346, 5445, 5670, 6237, 6534, 6930, 7290, 7623, 8019, 8470, 8505, 8910, 9801, 10206, 10395, 10890, 10935, 12474, 12705, 13365, 15246, 15309, 16038, 16335, 17010, 18711, 19602, 20790, 21870, 22869, 24057, 25410, 25515, 26730, 29403, 30618, 31185, 32670, 37422, 38115, 40095, 45738, 48114, 49005, 51030, 56133, 58806, 62370, 68607, 76230, 76545, 80190, 88209, 93555, 98010, 112266, 114345, 120285, 137214, 147015, 153090, 168399, 176418, 187110, 205821, 228690, 240570, 264627, 280665, 294030, 336798, 343035, 411642, 441045, 529254, 561330, 617463, 686070, 841995, 882090, 1029105, 1234926, 1323135, 1683990, 1852389, 2058210, 2646270, 3087315, 3704778, 6174630, 9261945, 18523890]

約数ペア:

[(1, 18523890), (2, 9261945), (3, 6174630), (5, 3704778), (6, 3087315), (7, 2646270), (9, 2058210), (10, 1852389), (11, 1683990), (14, 1323135), (15, 1234926), (18, 1029105), (21, 882090), (22, 841995), (27, 686070), (30, 617463), (33, 561330), (35, 529254), (42, 441045), (45, 411642), (54, 343035), (55, 336798), (63, 294030), (66, 280665), (70, 264627), (77, 240570), (81, 228690), (90, 205821), (99, 187110), (105, 176418), (110, 168399), (121, 153090), (126, 147015), (135, 137214), (154, 120285), (162, 114345), (165, 112266), (189, 98010), (198, 93555), (210, 88209), (231, 80190), (242, 76545), (243, 76230), (270, 68607), (297, 62370), (315, 58806), (330, 56133), (363, 51030), (378, 49005), (385, 48114), (405, 45738), (462, 40095), (486, 38115), (495, 37422), (567, 32670), (594, 31185), (605, 30618), (630, 29403), (693, 26730), (726, 25515), (729, 25410), (770, 24057), (810, 22869), (847, 21870), (891, 20790), (945, 19602), (990, 18711), (1089, 17010), (1134, 16335), (1155, 16038), (1210, 15309), (1215, 15246), (1386, 13365), (1458, 12705), (1485, 12474), (1694, 10935), (1701, 10890), (1782, 10395), (1815, 10206), (1890, 9801), (2079, 8910), (2178, 8505), (2187, 8470), (2310, 8019), (2430, 7623), (2541, 7290), (2673, 6930), (2835, 6534), (2970, 6237), (3267, 5670), (3402, 5445), (3465, 5346), (3630, 5103), (3645, 5082), (4158, 4455), (4235, 4374)]