20746770174

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1886413}}^1$

素因数の和:1886481

約数の個数: 48

約数和(自身を含む): 49439138112

約数和(自身を除く): 28692367938

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 47, 78, 94, 117, 141, 234, 282, 423, 611, 846, 1222, 1833, 3666, 5499, 10998, 1886413, 3772826, 5659239, 11318478, 16977717, 24523369, 33955434, 49046738, 73570107, 88661411, 147140214, 177322822, 220710321, 265984233, 441420642, 531968466, 797952699, 1152598343, 1595905398, 2305196686, 3457795029, 6915590058, 10373385087, 20746770174]

約数ペア:

[(1, 20746770174), (2, 10373385087), (3, 6915590058), (6, 3457795029), (9, 2305196686), (13, 1595905398), (18, 1152598343), (26, 797952699), (39, 531968466), (47, 441420642), (78, 265984233), (94, 220710321), (117, 177322822), (141, 147140214), (234, 88661411), (282, 73570107), (423, 49046738), (611, 33955434), (846, 24523369), (1222, 16977717), (1833, 11318478), (3666, 5659239), (5499, 3772826), (10998, 1886413)]