19410988

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2089}}^1$

素因数の和:2217

約数の個数: 24

約数和(自身を含む): 35814240

約数和(自身を除く): 16403252

約数列:

[1, 2, 4, 23, 46, 92, 101, 202, 404, 2089, 2323, 4178, 4646, 8356, 9292, 48047, 96094, 192188, 210989, 421978, 843956, 4852747, 9705494, 19410988]

約数ペア:

[(1, 19410988), (2, 9705494), (4, 4852747), (23, 843956), (46, 421978), (92, 210989), (101, 192188), (202, 96094), (404, 48047), (2089, 9292), (2323, 8356), (4178, 4646)]