19158153

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{4091}}^1$

素因数の和:4324

約数の個数: 16

約数和(自身を含む): 29331456

約数和(自身を除く): 10173303

約数列:

[1, 3, 7, 21, 223, 669, 1561, 4091, 4683, 12273, 28637, 85911, 912293, 2736879, 6386051, 19158153]

約数ペア:

[(1, 19158153), (3, 6386051), (7, 2736879), (21, 912293), (223, 85911), (669, 28637), (1561, 12273), (4091, 4683)]