38876552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1999}}^1$

素因数の和:2046

約数の個数: 64

約数和(自身を含む): 90720000

約数和(自身を除く): 51843448

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 187, 221, 286, 374, 442, 572, 748, 884, 1144, 1496, 1768, 1999, 2431, 3998, 4862, 7996, 9724, 15992, 19448, 21989, 25987, 33983, 43978, 51974, 67966, 87956, 103948, 135932, 175912, 207896, 271864, 285857, 373813, 441779, 571714, 747626, 883558, 1143428, 1495252, 1767116, 2286856, 2990504, 3534232, 4859569, 9719138, 19438276, 38876552]

約数ペア:

[(1, 38876552), (2, 19438276), (4, 9719138), (8, 4859569), (11, 3534232), (13, 2990504), (17, 2286856), (22, 1767116), (26, 1495252), (34, 1143428), (44, 883558), (52, 747626), (68, 571714), (88, 441779), (104, 373813), (136, 285857), (143, 271864), (187, 207896), (221, 175912), (286, 135932), (374, 103948), (442, 87956), (572, 67966), (748, 51974), (884, 43978), (1144, 33983), (1496, 25987), (1768, 21989), (1999, 19448), (2431, 15992), (3998, 9724), (4862, 7996)]