681342644

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{20023}}^1$

素因数の和:20255

約数の個数: 24

約数和(自身を含む): 1224507648

約数和(自身を除く): 543165004

約数列:

[1, 2, 4, 47, 94, 181, 188, 362, 724, 8507, 17014, 20023, 34028, 40046, 80092, 941081, 1882162, 3624163, 3764324, 7248326, 14496652, 170335661, 340671322, 681342644]

約数ペア:

[(1, 681342644), (2, 340671322), (4, 170335661), (47, 14496652), (94, 7248326), (181, 3764324), (188, 3624163), (362, 1882162), (724, 941081), (8507, 80092), (17014, 40046), (20023, 34028)]