20139593870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{226313}}^1$

素因数の和:227140

約数の個数: 32

約数和(自身を含む): 39595897440

約数和(自身を除く): 19456303570

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 809, 1618, 4045, 8090, 8899, 17798, 44495, 88990, 226313, 452626, 1131565, 2263130, 2489443, 4978886, 12447215, 24894430, 183087217, 366174434, 915436085, 1830872170, 2013959387, 4027918774, 10069796935, 20139593870]

約数ペア:

[(1, 20139593870), (2, 10069796935), (5, 4027918774), (10, 2013959387), (11, 1830872170), (22, 915436085), (55, 366174434), (110, 183087217), (809, 24894430), (1618, 12447215), (4045, 4978886), (8090, 2489443), (8899, 2263130), (17798, 1131565), (44495, 452626), (88990, 226313)]