39854386

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:778

約数の個数: 32

約数和(自身を含む): 70612416

約数和(自身を除く): 30758030

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 331, 421, 662, 842, 3641, 4303, 4631, 5473, 7282, 8606, 9262, 10946, 47333, 60203, 94666, 120406, 139351, 278702, 1532861, 1811563, 3065722, 3623126, 19927193, 39854386]

約数ペア:

[(1, 39854386), (2, 19927193), (11, 3623126), (13, 3065722), (22, 1811563), (26, 1532861), (143, 278702), (286, 139351), (331, 120406), (421, 94666), (662, 60203), (842, 47333), (3641, 10946), (4303, 9262), (4631, 8606), (5473, 7282)]