16392890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{569}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 30697920

約数和(自身を除く): 14305030

約数列:

[1, 2, 5, 10, 43, 67, 86, 134, 215, 335, 430, 569, 670, 1138, 2845, 2881, 5690, 5762, 14405, 24467, 28810, 38123, 48934, 76246, 122335, 190615, 244670, 381230, 1639289, 3278578, 8196445, 16392890]

約数ペア:

[(1, 16392890), (2, 8196445), (5, 3278578), (10, 1639289), (43, 381230), (67, 244670), (86, 190615), (134, 122335), (215, 76246), (335, 48934), (430, 38123), (569, 28810), (670, 24467), (1138, 14405), (2845, 5762), (2881, 5690)]