19458868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{34019}}^1$

素因数の和:34047

約数の個数: 24

約数和(自身を含む): 40007520

約数和(自身を除く): 20548652

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 34019, 68038, 136076, 374209, 442247, 748418, 884494, 1496836, 1768988, 4864717, 9729434, 19458868]

約数ペア:

[(1, 19458868), (2, 9729434), (4, 4864717), (11, 1768988), (13, 1496836), (22, 884494), (26, 748418), (44, 442247), (52, 374209), (143, 136076), (286, 68038), (572, 34019)]