18791828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 38707200

約数和(自身を除く): 19915372

約数列:

[1, 2, 4, 11, 22, 23, 31, 44, 46, 62, 92, 124, 253, 341, 506, 599, 682, 713, 1012, 1198, 1364, 1426, 2396, 2852, 6589, 7843, 13178, 13777, 15686, 18569, 26356, 27554, 31372, 37138, 55108, 74276, 151547, 204259, 303094, 408518, 427087, 606188, 817036, 854174, 1708348, 4697957, 9395914, 18791828]

約数ペア:

[(1, 18791828), (2, 9395914), (4, 4697957), (11, 1708348), (22, 854174), (23, 817036), (31, 606188), (44, 427087), (46, 408518), (62, 303094), (92, 204259), (124, 151547), (253, 74276), (341, 55108), (506, 37138), (599, 31372), (682, 27554), (713, 26356), (1012, 18569), (1198, 15686), (1364, 13777), (1426, 13178), (2396, 7843), (2852, 6589)]