15945974864

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{16338089}}^1$

素因数の和:16338158

約数の個数: 20

約数和(自身を含む): 31401808980

約数和(自身を除く): 15455834116

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 16338089, 32676178, 65352356, 130704712, 261409424, 996623429, 1993246858, 3986493716, 7972987432, 15945974864]

約数ペア:

[(1, 15945974864), (2, 7972987432), (4, 3986493716), (8, 1993246858), (16, 996623429), (61, 261409424), (122, 130704712), (244, 65352356), (488, 32676178), (976, 16338089)]