20238918340

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^2\times {\mathrm{2693}}^1$

素因数の和:3928

約数の個数: 36

約数和(自身を含む): 42586983684

約数和(自身を除く): 22348065344

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 2452, 2693, 3065, 5386, 6130, 10772, 12260, 13465, 26930, 53860, 375769, 751538, 1503076, 1650809, 1878845, 3301618, 3757690, 6603236, 7515380, 8254045, 16508090, 33016180, 1011945917, 2023891834, 4047783668, 5059729585, 10119459170, 20238918340]

約数ペア:

[(1, 20238918340), (2, 10119459170), (4, 5059729585), (5, 4047783668), (10, 2023891834), (20, 1011945917), (613, 33016180), (1226, 16508090), (2452, 8254045), (2693, 7515380), (3065, 6603236), (5386, 3757690), (6130, 3301618), (10772, 1878845), (12260, 1650809), (13465, 1503076), (26930, 751538), (53860, 375769)]