18389770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9059}}^1$

素因数の和:9102

約数の個数: 32

約数和(自身を含む): 39139200

約数和(自身を除く): 20749430

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 9059, 18118, 45295, 63413, 90590, 126826, 262711, 317065, 525422, 634130, 1313555, 1838977, 2627110, 3677954, 9194885, 18389770]

約数ペア:

[(1, 18389770), (2, 9194885), (5, 3677954), (7, 2627110), (10, 1838977), (14, 1313555), (29, 634130), (35, 525422), (58, 317065), (70, 262711), (145, 126826), (203, 90590), (290, 63413), (406, 45295), (1015, 18118), (2030, 9059)]