31439642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2053}}^1$

素因数の和:2118

約数の個数: 32

約数和(自身を含む): 55211520

約数和(自身を除く): 23771878

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 247, 403, 494, 589, 806, 1178, 2053, 4106, 7657, 15314, 26689, 39007, 53378, 63643, 78014, 127286, 507091, 827359, 1014182, 1209217, 1654718, 2418434, 15719821, 31439642]

約数ペア:

[(1, 31439642), (2, 15719821), (13, 2418434), (19, 1654718), (26, 1209217), (31, 1014182), (38, 827359), (62, 507091), (247, 127286), (403, 78014), (494, 63643), (589, 53378), (806, 39007), (1178, 26689), (2053, 15314), (4106, 7657)]