18465542

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{457}}^1$

素因数の和:775

約数の個数: 16

約数和(自身を含む): 28194480

約数和(自身を除く): 9728938

約数列:

[1, 2, 89, 178, 227, 454, 457, 914, 20203, 40406, 40673, 81346, 103739, 207478, 9232771, 18465542]

約数ペア:

[(1, 18465542), (2, 9232771), (89, 207478), (178, 103739), (227, 81346), (454, 40673), (457, 40406), (914, 20203)]