19665750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2017}}^1$

素因数の和:2050

約数の個数: 64

約数和(自身を含む): 52887744

約数和(自身を除く): 33221994

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1625, 1950, 2017, 3250, 4034, 4875, 6051, 9750, 10085, 12102, 20170, 26221, 30255, 50425, 52442, 60510, 78663, 100850, 131105, 151275, 157326, 252125, 262210, 302550, 393315, 504250, 655525, 756375, 786630, 1311050, 1512750, 1966575, 3277625, 3933150, 6555250, 9832875, 19665750]

約数ペア:

[(1, 19665750), (2, 9832875), (3, 6555250), (5, 3933150), (6, 3277625), (10, 1966575), (13, 1512750), (15, 1311050), (25, 786630), (26, 756375), (30, 655525), (39, 504250), (50, 393315), (65, 302550), (75, 262210), (78, 252125), (125, 157326), (130, 151275), (150, 131105), (195, 100850), (250, 78663), (325, 60510), (375, 52442), (390, 50425), (650, 30255), (750, 26221), (975, 20170), (1625, 12102), (1950, 10085), (2017, 9750), (3250, 6051), (4034, 4875)]