19279492

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{431}}^1$

素因数の和:699

約数の個数: 24

約数和(自身を含む): 34618752

約数和(自身を除く): 15339260

約数列:

[1, 2, 4, 53, 106, 211, 212, 422, 431, 844, 862, 1724, 11183, 22366, 22843, 44732, 45686, 90941, 91372, 181882, 363764, 4819873, 9639746, 19279492]

約数ペア:

[(1, 19279492), (2, 9639746), (4, 4819873), (53, 363764), (106, 181882), (211, 91372), (212, 90941), (422, 45686), (431, 44732), (844, 22843), (862, 22366), (1724, 11183)]