19918758

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 40674816

約数和(自身を除く): 20756058

約数列:

[1, 2, 3, 6, 103, 167, 193, 206, 309, 334, 386, 501, 579, 618, 1002, 1158, 17201, 19879, 32231, 34402, 39758, 51603, 59637, 64462, 96693, 103206, 119274, 193386, 3319793, 6639586, 9959379, 19918758]

約数ペア:

[(1, 19918758), (2, 9959379), (3, 6639586), (6, 3319793), (103, 193386), (167, 119274), (193, 103206), (206, 96693), (309, 64462), (334, 59637), (386, 51603), (501, 39758), (579, 34402), (618, 32231), (1002, 19879), (1158, 17201)]