20178570903

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{2693}}^1\times {\mathrm{146921}}^1$

素因数の和:149634

約数の個数: 16

約数和(自身を含む): 28498166496

約数和(自身を除く): 8319595593

約数列:

[1, 3, 17, 51, 2693, 8079, 45781, 137343, 146921, 440763, 2497657, 7492971, 395658253, 1186974759, 6726190301, 20178570903]

約数ペア:

[(1, 20178570903), (3, 6726190301), (17, 1186974759), (51, 395658253), (2693, 7492971), (8079, 2497657), (45781, 440763), (137343, 146921)]