19116749351

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{317}}^1\times {\mathrm{653}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 22361149440

約数和(自身を除く): 3244400089

約数列:

[1, 7, 79, 167, 317, 553, 653, 1169, 2219, 4571, 13193, 25043, 51587, 52939, 92351, 109051, 175301, 207001, 361109, 370573, 763357, 1449007, 4182181, 8615029, 16353079, 29275267, 34569167, 60305203, 114471553, 241984169, 2730964193, 19116749351]

約数ペア:

[(1, 19116749351), (7, 2730964193), (79, 241984169), (167, 114471553), (317, 60305203), (553, 34569167), (653, 29275267), (1169, 16353079), (2219, 8615029), (4571, 4182181), (13193, 1449007), (25043, 763357), (51587, 370573), (52939, 361109), (92351, 207001), (109051, 175301)]