20189059916

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{3203}}^1\times {\mathrm{42589}}^1$

素因数の和:45833

約数の個数: 24

約数和(自身を含む): 36297923760

約数和(自身を除く): 16108863844

約数列:

[1, 2, 4, 37, 74, 148, 3203, 6406, 12812, 42589, 85178, 118511, 170356, 237022, 474044, 1575793, 3151586, 6303172, 136412567, 272825134, 545650268, 5047264979, 10094529958, 20189059916]

約数ペア:

[(1, 20189059916), (2, 10094529958), (4, 5047264979), (37, 545650268), (74, 272825134), (148, 136412567), (3203, 6303172), (6406, 3151586), (12812, 1575793), (42589, 474044), (85178, 237022), (118511, 170356)]