20164480735

素因数分解:

$5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1751149}}^1$

素因数の和:1751215

約数の個数: 24

約数和(自身を含む): 28746878400

約数和(自身を除く): 8582397665

約数列:

[1, 5, 7, 35, 47, 49, 235, 245, 329, 1645, 2303, 11515, 1751149, 8755745, 12258043, 61290215, 82304003, 85806301, 411520015, 429031505, 576128021, 2880640105, 4032896147, 20164480735]

約数ペア:

[(1, 20164480735), (5, 4032896147), (7, 2880640105), (35, 576128021), (47, 429031505), (49, 411520015), (235, 85806301), (245, 82304003), (329, 61290215), (1645, 12258043), (2303, 8755745), (11515, 1751149)]