18114520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1567}}^1$

素因数の和:1612

約数の個数: 48

約数和(自身を含む): 43323840

約数和(自身を除く): 25209320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 1567, 2312, 2890, 3134, 5780, 6268, 7835, 11560, 12536, 15670, 26639, 31340, 53278, 62680, 106556, 133195, 213112, 266390, 452863, 532780, 905726, 1065560, 1811452, 2264315, 3622904, 4528630, 9057260, 18114520]

約数ペア:

[(1, 18114520), (2, 9057260), (4, 4528630), (5, 3622904), (8, 2264315), (10, 1811452), (17, 1065560), (20, 905726), (34, 532780), (40, 452863), (68, 266390), (85, 213112), (136, 133195), (170, 106556), (289, 62680), (340, 53278), (578, 31340), (680, 26639), (1156, 15670), (1445, 12536), (1567, 11560), (2312, 7835), (2890, 6268), (3134, 5780)]