18528570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8951}}^1$

素因数の和:8987

約数の個数: 48

約数和(自身を含む): 50274432

約数和(自身を除く): 31745862

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 8951, 17902, 26853, 44755, 53706, 80559, 89510, 134265, 161118, 205873, 268530, 402795, 411746, 617619, 805590, 1029365, 1235238, 1852857, 2058730, 3088095, 3705714, 6176190, 9264285, 18528570]

約数ペア:

[(1, 18528570), (2, 9264285), (3, 6176190), (5, 3705714), (6, 3088095), (9, 2058730), (10, 1852857), (15, 1235238), (18, 1029365), (23, 805590), (30, 617619), (45, 411746), (46, 402795), (69, 268530), (90, 205873), (115, 161118), (138, 134265), (207, 89510), (230, 80559), (345, 53706), (414, 44755), (690, 26853), (1035, 17902), (2070, 8951)]