1538837968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{907}}^1\times {\mathrm{5581}}^1$

素因数の和:6515

約数の個数: 40

約数和(自身を含む): 3142442720

約数和(自身を除く): 1603604752

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 907, 1814, 3628, 5581, 7256, 11162, 14512, 17233, 22324, 34466, 44648, 68932, 89296, 106039, 137864, 212078, 275728, 424156, 848312, 1696624, 5061967, 10123934, 20247868, 40495736, 80991472, 96177373, 192354746, 384709492, 769418984, 1538837968]

約数ペア:

[(1, 1538837968), (2, 769418984), (4, 384709492), (8, 192354746), (16, 96177373), (19, 80991472), (38, 40495736), (76, 20247868), (152, 10123934), (304, 5061967), (907, 1696624), (1814, 848312), (3628, 424156), (5581, 275728), (7256, 212078), (11162, 137864), (14512, 106039), (17233, 89296), (22324, 68932), (34466, 44648)]