18619905

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{827}}^1$

素因数の和:933

約数の個数: 32

約数和(自身を含む): 31795200

約数和(自身を除く): 13175295

約数列:

[1, 3, 5, 15, 19, 57, 79, 95, 237, 285, 395, 827, 1185, 1501, 2481, 4135, 4503, 7505, 12405, 15713, 22515, 47139, 65333, 78565, 195999, 235695, 326665, 979995, 1241327, 3723981, 6206635, 18619905]

約数ペア:

[(1, 18619905), (3, 6206635), (5, 3723981), (15, 1241327), (19, 979995), (57, 326665), (79, 235695), (95, 195999), (237, 78565), (285, 65333), (395, 47139), (827, 22515), (1185, 15713), (1501, 12405), (2481, 7505), (4135, 4503)]