19684842

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 40227840

約数和(自身を除く): 20542998

約数列:

[1, 2, 3, 6, 89, 178, 191, 193, 267, 382, 386, 534, 573, 579, 1146, 1158, 16999, 17177, 33998, 34354, 36863, 50997, 51531, 73726, 101994, 103062, 110589, 221178, 3280807, 6561614, 9842421, 19684842]

約数ペア:

[(1, 19684842), (2, 9842421), (3, 6561614), (6, 3280807), (89, 221178), (178, 110589), (191, 103062), (193, 101994), (267, 73726), (382, 51531), (386, 50997), (534, 36863), (573, 34354), (579, 33998), (1146, 17177), (1158, 16999)]