20673224

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1063}}^1$

素因数の和:1110

約数の個数: 64

約数和(自身を含む): 48263040

約数和(自身を除く): 27589816

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, 1063, 1144, 1496, 1768, 2126, 2431, 4252, 4862, 8504, 9724, 11693, 13819, 18071, 19448, 23386, 27638, 36142, 46772, 55276, 72284, 93544, 110552, 144568, 152009, 198781, 234923, 304018, 397562, 469846, 608036, 795124, 939692, 1216072, 1590248, 1879384, 2584153, 5168306, 10336612, 20673224]

約数ペア:

[(1, 20673224), (2, 10336612), (4, 5168306), (8, 2584153), (11, 1879384), (13, 1590248), (17, 1216072), (22, 939692), (26, 795124), (34, 608036), (44, 469846), (52, 397562), (68, 304018), (88, 234923), (104, 198781), (136, 152009), (143, 144568), (187, 110552), (221, 93544), (286, 72284), (374, 55276), (442, 46772), (572, 36142), (748, 27638), (884, 23386), (1063, 19448), (1144, 18071), (1496, 13819), (1768, 11693), (2126, 9724), (2431, 8504), (4252, 4862)]