28264412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{642373}}^1$

素因数の和:642388

約数の個数: 12

約数和(自身を含む): 53959416

約数和(自身を除く): 25695004

約数列:

[1, 2, 4, 11, 22, 44, 642373, 1284746, 2569492, 7066103, 14132206, 28264412]

約数ペア:

[(1, 28264412), (2, 14132206), (4, 7066103), (11, 2569492), (22, 1284746), (44, 642373)]