20970612

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{44809}}^1$

素因数の和:44832

約数の個数: 36

約数和(自身を含む): 57087940

約数和(自身を除く): 36117328

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 44809, 89618, 134427, 179236, 268854, 403281, 537708, 582517, 806562, 1165034, 1613124, 1747551, 2330068, 3495102, 5242653, 6990204, 10485306, 20970612]

約数ペア:

[(1, 20970612), (2, 10485306), (3, 6990204), (4, 5242653), (6, 3495102), (9, 2330068), (12, 1747551), (13, 1613124), (18, 1165034), (26, 806562), (36, 582517), (39, 537708), (52, 403281), (78, 268854), (117, 179236), (156, 134427), (234, 89618), (468, 44809)]