20658612

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{877}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 52314752

約数和(自身を除く): 31656140

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 151, 156, 302, 453, 604, 877, 906, 1754, 1812, 1963, 2631, 3508, 3926, 5262, 5889, 7852, 10524, 11401, 11778, 22802, 23556, 34203, 45604, 68406, 132427, 136812, 264854, 397281, 529708, 794562, 1589124, 1721551, 3443102, 5164653, 6886204, 10329306, 20658612]

約数ペア:

[(1, 20658612), (2, 10329306), (3, 6886204), (4, 5164653), (6, 3443102), (12, 1721551), (13, 1589124), (26, 794562), (39, 529708), (52, 397281), (78, 264854), (151, 136812), (156, 132427), (302, 68406), (453, 45604), (604, 34203), (877, 23556), (906, 22802), (1754, 11778), (1812, 11401), (1963, 10524), (2631, 7852), (3508, 5889), (3926, 5262)]