18667360

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6863}}^1$

素因数の和:6895

約数の個数: 48

約数和(自身を含む): 46702656

約数和(自身を除く): 28035296

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 6863, 13726, 27452, 34315, 54904, 68630, 109808, 116671, 137260, 219616, 233342, 274520, 466684, 549040, 583355, 933368, 1098080, 1166710, 1866736, 2333420, 3733472, 4666840, 9333680, 18667360]

約数ペア:

[(1, 18667360), (2, 9333680), (4, 4666840), (5, 3733472), (8, 2333420), (10, 1866736), (16, 1166710), (17, 1098080), (20, 933368), (32, 583355), (34, 549040), (40, 466684), (68, 274520), (80, 233342), (85, 219616), (136, 137260), (160, 116671), (170, 109808), (272, 68630), (340, 54904), (544, 34315), (680, 27452), (1360, 13726), (2720, 6863)]