38993552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{187469}}^1$

素因数の和:187490

約数の個数: 20

約数和(自身を含む): 81361980

約数和(自身を除く): 42368428

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 187469, 374938, 749876, 1499752, 2437097, 2999504, 4874194, 9748388, 19496776, 38993552]

約数ペア:

[(1, 38993552), (2, 19496776), (4, 9748388), (8, 4874194), (13, 2999504), (16, 2437097), (26, 1499752), (52, 749876), (104, 374938), (208, 187469)]