19903634

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{4273}}^1$

素因数の和:4429

約数の個数: 16

約数和(自身を含む): 31849848

約数和(自身を除く): 11946214

約数列:

[1, 2, 17, 34, 137, 274, 2329, 4273, 4658, 8546, 72641, 145282, 585401, 1170802, 9951817, 19903634]

約数ペア:

[(1, 19903634), (2, 9951817), (17, 1170802), (34, 585401), (137, 145282), (274, 72641), (2329, 8546), (4273, 4658)]