220318364

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{253823}}^1$

素因数の和:253865

約数の個数: 24

約数和(自身を含む): 454852608

約数和(自身を除く): 234534244

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 253823, 507646, 1015292, 1776761, 3553522, 7107044, 7868513, 15737026, 31474052, 55079591, 110159182, 220318364]

約数ペア:

[(1, 220318364), (2, 110159182), (4, 55079591), (7, 31474052), (14, 15737026), (28, 7868513), (31, 7107044), (62, 3553522), (124, 1776761), (217, 1015292), (434, 507646), (868, 253823)]