159971408

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{322523}}^1$

素因数の和:322562

約数の個数: 20

約数和(自身を含む): 319943808

約数和(自身を除く): 159972400

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 322523, 645046, 1290092, 2580184, 5160368, 9998213, 19996426, 39992852, 79985704, 159971408]

約数ペア:

[(1, 159971408), (2, 79985704), (4, 39992852), (8, 19996426), (16, 9998213), (31, 5160368), (62, 2580184), (124, 1290092), (248, 645046), (496, 322523)]