1638968930

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5651617}}^1$

素因数の和:5651653

約数の個数: 16

約数和(自身を含む): 3051873720

約数和(自身を除く): 1412904790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 5651617, 11303234, 28258085, 56516170, 163896893, 327793786, 819484465, 1638968930]

約数ペア:

[(1, 1638968930), (2, 819484465), (5, 327793786), (10, 163896893), (29, 56516170), (58, 28258085), (145, 11303234), (290, 5651617)]