19255390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1471}}^1$

素因数の和:1513

約数の個数: 64

約数和(自身を含む): 45785088

約数和(自身を除く): 26529698

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 1190, 1309, 1471, 1870, 2618, 2942, 6545, 7355, 10297, 13090, 14710, 16181, 20594, 25007, 32362, 50014, 51485, 80905, 102970, 113267, 125035, 161810, 175049, 226534, 250070, 275077, 350098, 550154, 566335, 875245, 1132670, 1375385, 1750490, 1925539, 2750770, 3851078, 9627695, 19255390]

約数ペア:

[(1, 19255390), (2, 9627695), (5, 3851078), (7, 2750770), (10, 1925539), (11, 1750490), (14, 1375385), (17, 1132670), (22, 875245), (34, 566335), (35, 550154), (55, 350098), (70, 275077), (77, 250070), (85, 226534), (110, 175049), (119, 161810), (154, 125035), (170, 113267), (187, 102970), (238, 80905), (374, 51485), (385, 50014), (595, 32362), (770, 25007), (935, 20594), (1190, 16181), (1309, 14710), (1471, 13090), (1870, 10297), (2618, 7355), (2942, 6545)]