201743828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20747}}^1$

素因数の和:20792

約数の個数: 48

約数和(自身を含む): 439193664

約数和(自身を除く): 237449836

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 374, 442, 572, 748, 884, 2431, 4862, 9724, 20747, 41494, 82988, 228217, 269711, 352699, 456434, 539422, 705398, 912868, 1078844, 1410796, 2966821, 3879689, 4585087, 5933642, 7759378, 9170174, 11867284, 15518756, 18340348, 50435957, 100871914, 201743828]

約数ペア:

[(1, 201743828), (2, 100871914), (4, 50435957), (11, 18340348), (13, 15518756), (17, 11867284), (22, 9170174), (26, 7759378), (34, 5933642), (44, 4585087), (52, 3879689), (68, 2966821), (143, 1410796), (187, 1078844), (221, 912868), (286, 705398), (374, 539422), (442, 456434), (572, 352699), (748, 269711), (884, 228217), (2431, 82988), (4862, 41494), (9724, 20747)]