20501624

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17921}}^1$

素因数の和:17951

約数の個数: 32

約数和(自身を含む): 45163440

約数和(自身を除く): 24661816

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 17921, 35842, 71684, 143368, 197131, 232973, 394262, 465946, 788524, 931892, 1577048, 1863784, 2562703, 5125406, 10250812, 20501624]

約数ペア:

[(1, 20501624), (2, 10250812), (4, 5125406), (8, 2562703), (11, 1863784), (13, 1577048), (22, 931892), (26, 788524), (44, 465946), (52, 394262), (88, 232973), (104, 197131), (143, 143368), (286, 71684), (572, 35842), (1144, 17921)]