20067565

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1163}}^1$

素因数の和:1221

約数の個数: 32

約数和(自身を含む): 30170880

約数和(自身を除く): 10103315

約数列:

[1, 5, 7, 17, 29, 35, 85, 119, 145, 203, 493, 595, 1015, 1163, 2465, 3451, 5815, 8141, 17255, 19771, 33727, 40705, 98855, 138397, 168635, 236089, 573359, 691985, 1180445, 2866795, 4013513, 20067565]

約数ペア:

[(1, 20067565), (5, 4013513), (7, 2866795), (17, 1180445), (29, 691985), (35, 573359), (85, 236089), (119, 168635), (145, 138397), (203, 98855), (493, 40705), (595, 33727), (1015, 19771), (1163, 17255), (2465, 8141), (3451, 5815)]