18675306

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 45964800

約数和(自身を除く): 27289494

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 111, 117, 222, 234, 333, 351, 481, 666, 702, 719, 962, 999, 1438, 1443, 1998, 2157, 2886, 4314, 4329, 6471, 8658, 9347, 12942, 12987, 18694, 19413, 25974, 26603, 28041, 38826, 53206, 56082, 79809, 84123, 159618, 168246, 239427, 252369, 345839, 478854, 504738, 691678, 718281, 1037517, 1436562, 2075034, 3112551, 6225102, 9337653, 18675306]

約数ペア:

[(1, 18675306), (2, 9337653), (3, 6225102), (6, 3112551), (9, 2075034), (13, 1436562), (18, 1037517), (26, 718281), (27, 691678), (37, 504738), (39, 478854), (54, 345839), (74, 252369), (78, 239427), (111, 168246), (117, 159618), (222, 84123), (234, 79809), (333, 56082), (351, 53206), (481, 38826), (666, 28041), (702, 26603), (719, 25974), (962, 19413), (999, 18694), (1438, 12987), (1443, 12942), (1998, 9347), (2157, 8658), (2886, 6471), (4314, 4329)]