18267416

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 35141040

約数和(自身を除く): 16873624

約数列:

[1, 2, 4, 8, 67, 134, 173, 197, 268, 346, 394, 536, 692, 788, 1384, 1576, 11591, 13199, 23182, 26398, 34081, 46364, 52796, 68162, 92728, 105592, 136324, 272648, 2283427, 4566854, 9133708, 18267416]

約数ペア:

[(1, 18267416), (2, 9133708), (4, 4566854), (8, 2283427), (67, 272648), (134, 136324), (173, 105592), (197, 92728), (268, 68162), (346, 52796), (394, 46364), (536, 34081), (692, 26398), (788, 23182), (1384, 13199), (1576, 11591)]