19764761552

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{3421877}}^1$

素因数の和:3421923

約数の個数: 30

約数和(自身を含む): 40415801058

約数和(自身を除く): 20651039506

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 5776, 3421877, 6843754, 13687508, 27375016, 54750032, 65015663, 130031326, 260062652, 520125304, 1040250608, 1235297597, 2470595194, 4941190388, 9882380776, 19764761552]

約数ペア:

[(1, 19764761552), (2, 9882380776), (4, 4941190388), (8, 2470595194), (16, 1235297597), (19, 1040250608), (38, 520125304), (76, 260062652), (152, 130031326), (304, 65015663), (361, 54750032), (722, 27375016), (1444, 13687508), (2888, 6843754), (5776, 3421877)]