18881353452

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{8941}}^1\times {\mathrm{13537}}^1$

素因数の和:22498

約数の個数: 48

約数和(自身を含む): 47454264032

約数和(自身を除く): 28572910580

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 8941, 13537, 17882, 26823, 27074, 35764, 40611, 53646, 54148, 81222, 107292, 116233, 162444, 175981, 232466, 348699, 351962, 464932, 527943, 697398, 703924, 1055886, 1394796, 2111772, 121034317, 242068634, 363102951, 484137268, 726205902, 1452411804, 1573446121, 3146892242, 4720338363, 6293784484, 9440676726, 18881353452]

約数ペア:

[(1, 18881353452), (2, 9440676726), (3, 6293784484), (4, 4720338363), (6, 3146892242), (12, 1573446121), (13, 1452411804), (26, 726205902), (39, 484137268), (52, 363102951), (78, 242068634), (156, 121034317), (8941, 2111772), (13537, 1394796), (17882, 1055886), (26823, 703924), (27074, 697398), (35764, 527943), (40611, 464932), (53646, 351962), (54148, 348699), (81222, 232466), (107292, 175981), (116233, 162444)]