1815164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 3478608

約数和(自身を除く): 1663444

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 521, 871, 1042, 1742, 2084, 3484, 6773, 13546, 27092, 34907, 69814, 139628, 453791, 907582, 1815164]

約数ペア:

[(1, 1815164), (2, 907582), (4, 453791), (13, 139628), (26, 69814), (52, 34907), (67, 27092), (134, 13546), (268, 6773), (521, 3484), (871, 2084), (1042, 1742)]