19503908

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2099}}^1$

素因数の和:2227

約数の個数: 24

約数和(自身を含む): 35985600

約数和(自身を除く): 16481692

約数列:

[1, 2, 4, 23, 46, 92, 101, 202, 404, 2099, 2323, 4198, 4646, 8396, 9292, 48277, 96554, 193108, 211999, 423998, 847996, 4875977, 9751954, 19503908]

約数ペア:

[(1, 19503908), (2, 9751954), (4, 4875977), (23, 847996), (46, 423998), (92, 211999), (101, 193108), (202, 96554), (404, 48277), (2099, 9292), (2323, 8396), (4198, 4646)]