19759372

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{4337}}^1$

素因数の和:4425

約数の個数: 24

約数和(自身を含む): 37167984

約数和(自身を除く): 17408612

約数列:

[1, 2, 4, 17, 34, 67, 68, 134, 268, 1139, 2278, 4337, 4556, 8674, 17348, 73729, 147458, 290579, 294916, 581158, 1162316, 4939843, 9879686, 19759372]

約数ペア:

[(1, 19759372), (2, 9879686), (4, 4939843), (17, 1162316), (34, 581158), (67, 294916), (68, 290579), (134, 147458), (268, 73729), (1139, 17348), (2278, 8674), (4337, 4556)]