1999399684

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{264331}}^1$

素因数の和:264427

約数の個数: 24

約数和(自身を含む): 3671042816

約数和(自身を除く): 1671643132

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 1891, 3782, 7564, 264331, 528662, 1057324, 8194261, 16124191, 16388522, 32248382, 32777044, 64496764, 499849921, 999699842, 1999399684]

約数ペア:

[(1, 1999399684), (2, 999699842), (4, 499849921), (31, 64496764), (61, 32777044), (62, 32248382), (122, 16388522), (124, 16124191), (244, 8194261), (1891, 1057324), (3782, 528662), (7564, 264331)]