18994712

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12697}}^1$

素因数の和:12731

約数の個数: 32

約数和(自身を含む): 41141520

約数和(自身を除く): 22146808

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 12697, 25394, 50788, 101576, 139667, 215849, 279334, 431698, 558668, 863396, 1117336, 1726792, 2374339, 4748678, 9497356, 18994712]

約数ペア:

[(1, 18994712), (2, 9497356), (4, 4748678), (8, 2374339), (11, 1726792), (17, 1117336), (22, 863396), (34, 558668), (44, 431698), (68, 279334), (88, 215849), (136, 139667), (187, 101576), (374, 50788), (748, 25394), (1496, 12697)]