19757740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{58111}}^1$

素因数の和:58137

約数の個数: 24

約数和(自身を含む): 43932672

約数和(自身を除く): 24174932

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 58111, 116222, 232444, 290555, 581110, 987887, 1162220, 1975774, 3951548, 4939435, 9878870, 19757740]

約数ペア:

[(1, 19757740), (2, 9878870), (4, 4939435), (5, 3951548), (10, 1975774), (17, 1162220), (20, 987887), (34, 581110), (68, 290555), (85, 232444), (170, 116222), (340, 58111)]