188977420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{497309}}^1$

素因数の和:497337

約数の個数: 24

約数和(自身を含む): 417740400

約数和(自身を除く): 228762980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 497309, 994618, 1989236, 2486545, 4973090, 9448871, 9946180, 18897742, 37795484, 47244355, 94488710, 188977420]

約数ペア:

[(1, 188977420), (2, 94488710), (4, 47244355), (5, 37795484), (10, 18897742), (19, 9946180), (20, 9448871), (38, 4973090), (76, 2486545), (95, 1989236), (190, 994618), (380, 497309)]