19297256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2129}}^1$

素因数の和:2249

約数の個数: 32

約数和(自身を含む): 39873600

約数和(自身を除く): 20576344

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 103, 206, 412, 824, 1133, 2129, 2266, 4258, 4532, 8516, 9064, 17032, 23419, 46838, 93676, 187352, 219287, 438574, 877148, 1754296, 2412157, 4824314, 9648628, 19297256]

約数ペア:

[(1, 19297256), (2, 9648628), (4, 4824314), (8, 2412157), (11, 1754296), (22, 877148), (44, 438574), (88, 219287), (103, 187352), (206, 93676), (412, 46838), (824, 23419), (1133, 17032), (2129, 9064), (2266, 8516), (4258, 4532)]