19715263922

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{641}}^1\times {\mathrm{77279}}^1$

素因数の和:78121

約数の個数: 16

約数和(自身を含む): 29768256000

約数和(自身を除く): 10052992078

約数列:

[1, 2, 199, 398, 641, 1282, 77279, 127559, 154558, 255118, 15378521, 30757042, 49535839, 99071678, 9857631961, 19715263922]

約数ペア:

[(1, 19715263922), (2, 9857631961), (199, 99071678), (398, 49535839), (641, 30757042), (1282, 15378521), (77279, 255118), (127559, 154558)]