19160220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1621}}^1$

素因数の和:1830

約数の個数: 48

約数和(自身を含む): 53954208

約数和(自身を除く): 34793988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1621, 1970, 2364, 2955, 3242, 3940, 4863, 5910, 6484, 8105, 9726, 11820, 16210, 19452, 24315, 32420, 48630, 97260, 319337, 638674, 958011, 1277348, 1596685, 1916022, 3193370, 3832044, 4790055, 6386740, 9580110, 19160220]

約数ペア:

[(1, 19160220), (2, 9580110), (3, 6386740), (4, 4790055), (5, 3832044), (6, 3193370), (10, 1916022), (12, 1596685), (15, 1277348), (20, 958011), (30, 638674), (60, 319337), (197, 97260), (394, 48630), (591, 32420), (788, 24315), (985, 19452), (1182, 16210), (1621, 11820), (1970, 9726), (2364, 8105), (2955, 6484), (3242, 5910), (3940, 4863)]