19815872

素因数分解:

$2^6\times {\mathrm{309623}}^1$

素因数の和:309635

約数の個数: 14

約数和(自身を含む): 39322248

約数和(自身を除く): 19506376

約数列:

[1, 2, 4, 8, 16, 32, 64, 309623, 619246, 1238492, 2476984, 4953968, 9907936, 19815872]

約数ペア:

[(1, 19815872), (2, 9907936), (4, 4953968), (8, 2476984), (16, 1238492), (32, 619246), (64, 309623)]