19219040

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1063}}^1$

素因数の和:1191

約数の個数: 48

約数和(自身を含む): 45849888

約数和(自身を除く): 26630848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 904, 1063, 1130, 1808, 2126, 2260, 3616, 4252, 4520, 5315, 8504, 9040, 10630, 17008, 18080, 21260, 34016, 42520, 85040, 120119, 170080, 240238, 480476, 600595, 960952, 1201190, 1921904, 2402380, 3843808, 4804760, 9609520, 19219040]

約数ペア:

[(1, 19219040), (2, 9609520), (4, 4804760), (5, 3843808), (8, 2402380), (10, 1921904), (16, 1201190), (20, 960952), (32, 600595), (40, 480476), (80, 240238), (113, 170080), (160, 120119), (226, 85040), (452, 42520), (565, 34016), (904, 21260), (1063, 18080), (1130, 17008), (1808, 10630), (2126, 9040), (2260, 8504), (3616, 5315), (4252, 4520)]