28621942

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{20357}}^1$

素因数の和:20415

約数の個数: 16

約数和(自身を含む): 46416240

約数和(自身を除く): 17794298

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 20357, 40714, 386783, 753209, 773566, 1506418, 14310971, 28621942]

約数ペア:

[(1, 28621942), (2, 14310971), (19, 1506418), (37, 773566), (38, 753209), (74, 386783), (703, 40714), (1406, 20357)]