20153411216

素因数分解:

$2^4\times {\mathrm{10663}}^1\times {\mathrm{118127}}^1$

素因数の和:128798

約数の個数: 20

約数和(自身を含む): 39051226752

約数和(自身を除く): 18897815536

約数列:

[1, 2, 4, 8, 16, 10663, 21326, 42652, 85304, 118127, 170608, 236254, 472508, 945016, 1890032, 1259588201, 2519176402, 5038352804, 10076705608, 20153411216]

約数ペア:

[(1, 20153411216), (2, 10076705608), (4, 5038352804), (8, 2519176402), (16, 1259588201), (10663, 1890032), (21326, 945016), (42652, 472508), (85304, 236254), (118127, 170608)]