18581567508

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{907}}^1\times {\mathrm{3011}}^1$

素因数の和:3944

約数の個数: 144

約数和(自身を含む): 55748120064

約数和(自身を除く): 37166552556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 907, 972, 1134, 1701, 1814, 2268, 2721, 3011, 3402, 3628, 5442, 6022, 6349, 6804, 8163, 9033, 10884, 12044, 12698, 16326, 18066, 19047, 21077, 24489, 25396, 27099, 32652, 36132, 38094, 42154, 48978, 54198, 57141, 63231, 73467, 76188, 81297, 84308, 97956, 108396, 114282, 126462, 146934, 162594, 171423, 189693, 220401, 228564, 243891, 252924, 293868, 325188, 342846, 379386, 440802, 487782, 514269, 569079, 685692, 731673, 758772, 881604, 975564, 1028538, 1138158, 1463346, 1542807, 1707237, 2057076, 2276316, 2730977, 2926692, 3085614, 3414474, 5121711, 5461954, 6171228, 6828948, 8192931, 10243422, 10923908, 16385862, 19116839, 20486844, 24578793, 32771724, 38233678, 49157586, 57350517, 73736379, 76467356, 98315172, 114701034, 147472758, 172051551, 221209137, 229402068, 294945516, 344103102, 442418274, 516154653, 663627411, 688206204, 884836548, 1032309306, 1327254822, 1548463959, 2064618612, 2654509644, 3096927918, 4645391877, 6193855836, 9290783754, 18581567508]

約数ペア:

[(1, 18581567508), (2, 9290783754), (3, 6193855836), (4, 4645391877), (6, 3096927918), (7, 2654509644), (9, 2064618612), (12, 1548463959), (14, 1327254822), (18, 1032309306), (21, 884836548), (27, 688206204), (28, 663627411), (36, 516154653), (42, 442418274), (54, 344103102), (63, 294945516), (81, 229402068), (84, 221209137), (108, 172051551), (126, 147472758), (162, 114701034), (189, 98315172), (243, 76467356), (252, 73736379), (324, 57350517), (378, 49157586), (486, 38233678), (567, 32771724), (756, 24578793), (907, 20486844), (972, 19116839), (1134, 16385862), (1701, 10923908), (1814, 10243422), (2268, 8192931), (2721, 6828948), (3011, 6171228), (3402, 5461954), (3628, 5121711), (5442, 3414474), (6022, 3085614), (6349, 2926692), (6804, 2730977), (8163, 2276316), (9033, 2057076), (10884, 1707237), (12044, 1542807), (12698, 1463346), (16326, 1138158), (18066, 1028538), (19047, 975564), (21077, 881604), (24489, 758772), (25396, 731673), (27099, 685692), (32652, 569079), (36132, 514269), (38094, 487782), (42154, 440802), (48978, 379386), (54198, 342846), (57141, 325188), (63231, 293868), (73467, 252924), (76188, 243891), (81297, 228564), (84308, 220401), (97956, 189693), (108396, 171423), (114282, 162594), (126462, 146934)]