20733648

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:396

約数の個数: 80

約数和(自身を含む): 58329600

約数和(自身を除く): 37595952

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 149, 156, 208, 223, 298, 312, 446, 447, 596, 624, 669, 892, 894, 1192, 1338, 1784, 1788, 1937, 2384, 2676, 2899, 3568, 3576, 3874, 5352, 5798, 5811, 7152, 7748, 8697, 10704, 11596, 11622, 15496, 17394, 23192, 23244, 30992, 33227, 34788, 46384, 46488, 66454, 69576, 92976, 99681, 132908, 139152, 199362, 265816, 398724, 431951, 531632, 797448, 863902, 1295853, 1594896, 1727804, 2591706, 3455608, 5183412, 6911216, 10366824, 20733648]

約数ペア:

[(1, 20733648), (2, 10366824), (3, 6911216), (4, 5183412), (6, 3455608), (8, 2591706), (12, 1727804), (13, 1594896), (16, 1295853), (24, 863902), (26, 797448), (39, 531632), (48, 431951), (52, 398724), (78, 265816), (104, 199362), (149, 139152), (156, 132908), (208, 99681), (223, 92976), (298, 69576), (312, 66454), (446, 46488), (447, 46384), (596, 34788), (624, 33227), (669, 30992), (892, 23244), (894, 23192), (1192, 17394), (1338, 15496), (1784, 11622), (1788, 11596), (1937, 10704), (2384, 8697), (2676, 7748), (2899, 7152), (3568, 5811), (3576, 5798), (3874, 5352)]