18321390

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{22619}}^1$

素因数の和:22638

約数の個数: 40

約数和(自身を含む): 49266360

約数和(自身を除く): 30944970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 22619, 45238, 67857, 113095, 135714, 203571, 226190, 339285, 407142, 610713, 678570, 1017855, 1221426, 1832139, 2035710, 3053565, 3664278, 6107130, 9160695, 18321390]

約数ペア:

[(1, 18321390), (2, 9160695), (3, 6107130), (5, 3664278), (6, 3053565), (9, 2035710), (10, 1832139), (15, 1221426), (18, 1017855), (27, 678570), (30, 610713), (45, 407142), (54, 339285), (81, 226190), (90, 203571), (135, 135714), (162, 113095), (270, 67857), (405, 45238), (810, 22619)]