20157568706

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{109639}}^1$

素因数の和:109850

約数の個数: 32

約数和(自身を含む): 33770874240

約数和(自身を除く): 13613305534

約数列:

[1, 2, 11, 22, 61, 122, 137, 274, 671, 1342, 1507, 3014, 8357, 16714, 91927, 109639, 183854, 219278, 1206029, 2412058, 6687979, 13375958, 15020543, 30041086, 73567769, 147135538, 165225973, 330451946, 916253123, 1832506246, 10078784353, 20157568706]

約数ペア:

[(1, 20157568706), (2, 10078784353), (11, 1832506246), (22, 916253123), (61, 330451946), (122, 165225973), (137, 147135538), (274, 73567769), (671, 30041086), (1342, 15020543), (1507, 13375958), (3014, 6687979), (8357, 2412058), (16714, 1206029), (91927, 219278), (109639, 183854)]