18623484

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 51891840

約数和(自身を除く): 33268356

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 131, 132, 198, 262, 359, 393, 396, 524, 718, 786, 1077, 1179, 1436, 1441, 1572, 2154, 2358, 2882, 3231, 3949, 4308, 4323, 4716, 5764, 6462, 7898, 8646, 11847, 12924, 12969, 15796, 17292, 23694, 25938, 35541, 47029, 47388, 51876, 71082, 94058, 141087, 142164, 188116, 282174, 423261, 517319, 564348, 846522, 1034638, 1551957, 1693044, 2069276, 3103914, 4655871, 6207828, 9311742, 18623484]

約数ペア:

[(1, 18623484), (2, 9311742), (3, 6207828), (4, 4655871), (6, 3103914), (9, 2069276), (11, 1693044), (12, 1551957), (18, 1034638), (22, 846522), (33, 564348), (36, 517319), (44, 423261), (66, 282174), (99, 188116), (131, 142164), (132, 141087), (198, 94058), (262, 71082), (359, 51876), (393, 47388), (396, 47029), (524, 35541), (718, 25938), (786, 23694), (1077, 17292), (1179, 15796), (1436, 12969), (1441, 12924), (1572, 11847), (2154, 8646), (2358, 7898), (2882, 6462), (3231, 5764), (3949, 4716), (4308, 4323)]