20188016628

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1559161}}^1$

素因数の和:1559264

約数の個数: 48

約数和(自身を含む): 51340086336

約数和(自身を除く): 31152069708

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 83, 156, 166, 249, 332, 498, 996, 1079, 2158, 3237, 4316, 6474, 12948, 1559161, 3118322, 4677483, 6236644, 9354966, 18709932, 20269093, 40538186, 60807279, 81076372, 121614558, 129410363, 243229116, 258820726, 388231089, 517641452, 776462178, 1552924356, 1682334719, 3364669438, 5047004157, 6729338876, 10094008314, 20188016628]

約数ペア:

[(1, 20188016628), (2, 10094008314), (3, 6729338876), (4, 5047004157), (6, 3364669438), (12, 1682334719), (13, 1552924356), (26, 776462178), (39, 517641452), (52, 388231089), (78, 258820726), (83, 243229116), (156, 129410363), (166, 121614558), (249, 81076372), (332, 60807279), (498, 40538186), (996, 20269093), (1079, 18709932), (2158, 9354966), (3237, 6236644), (4316, 4677483), (6474, 3118322), (12948, 1559161)]