19615830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 52651296

約数和(自身を除く): 33035466

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 53, 65, 73, 78, 106, 130, 146, 159, 169, 195, 219, 265, 318, 338, 365, 390, 438, 507, 530, 689, 730, 795, 845, 949, 1014, 1095, 1378, 1590, 1690, 1898, 2067, 2190, 2535, 2847, 3445, 3869, 4134, 4745, 5070, 5694, 6890, 7738, 8957, 9490, 10335, 11607, 12337, 14235, 17914, 19345, 20670, 23214, 24674, 26871, 28470, 37011, 38690, 44785, 50297, 53742, 58035, 61685, 74022, 89570, 100594, 116070, 123370, 134355, 150891, 185055, 251485, 268710, 301782, 370110, 502970, 653861, 754455, 1307722, 1508910, 1961583, 3269305, 3923166, 6538610, 9807915, 19615830]

約数ペア:

[(1, 19615830), (2, 9807915), (3, 6538610), (5, 3923166), (6, 3269305), (10, 1961583), (13, 1508910), (15, 1307722), (26, 754455), (30, 653861), (39, 502970), (53, 370110), (65, 301782), (73, 268710), (78, 251485), (106, 185055), (130, 150891), (146, 134355), (159, 123370), (169, 116070), (195, 100594), (219, 89570), (265, 74022), (318, 61685), (338, 58035), (365, 53742), (390, 50297), (438, 44785), (507, 38690), (530, 37011), (689, 28470), (730, 26871), (795, 24674), (845, 23214), (949, 20670), (1014, 19345), (1095, 17914), (1378, 14235), (1590, 12337), (1690, 11607), (1898, 10335), (2067, 9490), (2190, 8957), (2535, 7738), (2847, 6890), (3445, 5694), (3869, 5070), (4134, 4745)]