20458584

素因数分解:

$2^3\times 3^2\times {\mathrm{67}}^1\times {\mathrm{4241}}^1$

素因数の和:4320

約数の個数: 48

約数和(自身を含む): 56248920

約数和(自身を除く): 35790336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 67, 72, 134, 201, 268, 402, 536, 603, 804, 1206, 1608, 2412, 4241, 4824, 8482, 12723, 16964, 25446, 33928, 38169, 50892, 76338, 101784, 152676, 284147, 305352, 568294, 852441, 1136588, 1704882, 2273176, 2557323, 3409764, 5114646, 6819528, 10229292, 20458584]

約数ペア:

[(1, 20458584), (2, 10229292), (3, 6819528), (4, 5114646), (6, 3409764), (8, 2557323), (9, 2273176), (12, 1704882), (18, 1136588), (24, 852441), (36, 568294), (67, 305352), (72, 284147), (134, 152676), (201, 101784), (268, 76338), (402, 50892), (536, 38169), (603, 33928), (804, 25446), (1206, 16964), (1608, 12723), (2412, 8482), (4241, 4824)]