19709776

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{20879}}^1$

素因数の和:20946

約数の個数: 20

約数和(自身を含む): 38836800

約数和(自身を除く): 19127024

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 20879, 41758, 83516, 167032, 334064, 1231861, 2463722, 4927444, 9854888, 19709776]

約数ペア:

[(1, 19709776), (2, 9854888), (4, 4927444), (8, 2463722), (16, 1231861), (59, 334064), (118, 167032), (236, 83516), (472, 41758), (944, 20879)]