19295510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8731}}^1$

素因数の和:8768

約数の個数: 32

約数和(自身を含む): 39608352

約数和(自身を除く): 20312842

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 8731, 17462, 43655, 87310, 113503, 148427, 227006, 296854, 567515, 742135, 1135030, 1484270, 1929551, 3859102, 9647755, 19295510]

約数ペア:

[(1, 19295510), (2, 9647755), (5, 3859102), (10, 1929551), (13, 1484270), (17, 1135030), (26, 742135), (34, 567515), (65, 296854), (85, 227006), (130, 148427), (170, 113503), (221, 87310), (442, 43655), (1105, 17462), (2210, 8731)]