20121008516

素因数分解:

$2^2\times 7^1\times {\mathrm{15271}}^1\times {\mathrm{47057}}^1$

素因数の和:62339

約数の個数: 24

約数和(自身を含む): 40245507456

約数和(自身を除く): 20124498940

約数列:

[1, 2, 4, 7, 14, 28, 15271, 30542, 47057, 61084, 94114, 106897, 188228, 213794, 329399, 427588, 658798, 1317596, 718607447, 1437214894, 2874429788, 5030252129, 10060504258, 20121008516]

約数ペア:

[(1, 20121008516), (2, 10060504258), (4, 5030252129), (7, 2874429788), (14, 1437214894), (28, 718607447), (15271, 1317596), (30542, 658798), (47057, 427588), (61084, 329399), (94114, 213794), (106897, 188228)]