31920876

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{68207}}^1$

素因数の和:68230

約数の個数: 36

約数和(自身を含む): 86896992

約数和(自身を除く): 54976116

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 68207, 136414, 204621, 272828, 409242, 613863, 818484, 886691, 1227726, 1773382, 2455452, 2660073, 3546764, 5320146, 7980219, 10640292, 15960438, 31920876]

約数ペア:

[(1, 31920876), (2, 15960438), (3, 10640292), (4, 7980219), (6, 5320146), (9, 3546764), (12, 2660073), (13, 2455452), (18, 1773382), (26, 1227726), (36, 886691), (39, 818484), (52, 613863), (78, 409242), (117, 272828), (156, 204621), (234, 136414), (468, 68207)]