19131880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16493}}^1$

素因数の和:16533

約数の個数: 32

約数和(自身を含む): 44533800

約数和(自身を除く): 25401920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 16493, 32986, 65972, 82465, 131944, 164930, 329860, 478297, 659720, 956594, 1913188, 2391485, 3826376, 4782970, 9565940, 19131880]

約数ペア:

[(1, 19131880), (2, 9565940), (4, 4782970), (5, 3826376), (8, 2391485), (10, 1913188), (20, 956594), (29, 659720), (40, 478297), (58, 329860), (116, 164930), (145, 131944), (232, 82465), (290, 65972), (580, 32986), (1160, 16493)]