18723474

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:130

約数の個数: 160

約数和(自身を含む): 55756800

約数和(自身を除く): 37033326

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 19, 21, 22, 27, 33, 38, 42, 54, 57, 63, 66, 77, 79, 81, 99, 114, 126, 133, 154, 158, 162, 171, 189, 198, 209, 231, 237, 266, 297, 342, 378, 399, 418, 462, 474, 513, 553, 567, 594, 627, 693, 711, 798, 869, 891, 1026, 1106, 1134, 1197, 1254, 1386, 1422, 1463, 1501, 1539, 1659, 1738, 1782, 1881, 2079, 2133, 2394, 2607, 2926, 3002, 3078, 3318, 3591, 3762, 4158, 4266, 4389, 4503, 4977, 5214, 5643, 6083, 6237, 6399, 7182, 7821, 8778, 9006, 9954, 10507, 10773, 11286, 12166, 12474, 12798, 13167, 13509, 14931, 15642, 16511, 16929, 18249, 21014, 21546, 23463, 26334, 27018, 29862, 31521, 33022, 33858, 36498, 39501, 40527, 44793, 46926, 49533, 54747, 63042, 70389, 79002, 81054, 89586, 94563, 99066, 109494, 115577, 118503, 121581, 140778, 148599, 164241, 189126, 231154, 237006, 243162, 283689, 297198, 328482, 346731, 445797, 492723, 567378, 693462, 851067, 891594, 985446, 1040193, 1337391, 1702134, 2080386, 2674782, 3120579, 6241158, 9361737, 18723474]

約数ペア:

[(1, 18723474), (2, 9361737), (3, 6241158), (6, 3120579), (7, 2674782), (9, 2080386), (11, 1702134), (14, 1337391), (18, 1040193), (19, 985446), (21, 891594), (22, 851067), (27, 693462), (33, 567378), (38, 492723), (42, 445797), (54, 346731), (57, 328482), (63, 297198), (66, 283689), (77, 243162), (79, 237006), (81, 231154), (99, 189126), (114, 164241), (126, 148599), (133, 140778), (154, 121581), (158, 118503), (162, 115577), (171, 109494), (189, 99066), (198, 94563), (209, 89586), (231, 81054), (237, 79002), (266, 70389), (297, 63042), (342, 54747), (378, 49533), (399, 46926), (418, 44793), (462, 40527), (474, 39501), (513, 36498), (553, 33858), (567, 33022), (594, 31521), (627, 29862), (693, 27018), (711, 26334), (798, 23463), (869, 21546), (891, 21014), (1026, 18249), (1106, 16929), (1134, 16511), (1197, 15642), (1254, 14931), (1386, 13509), (1422, 13167), (1463, 12798), (1501, 12474), (1539, 12166), (1659, 11286), (1738, 10773), (1782, 10507), (1881, 9954), (2079, 9006), (2133, 8778), (2394, 7821), (2607, 7182), (2926, 6399), (3002, 6237), (3078, 6083), (3318, 5643), (3591, 5214), (3762, 4977), (4158, 4503), (4266, 4389)]