18284110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:413

約数の個数: 48

約数和(自身を含む): 36892800

約数和(自身を除く): 18608690

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 349, 403, 698, 806, 845, 1690, 1745, 2015, 3490, 4030, 4537, 5239, 9074, 10478, 10819, 21638, 22685, 26195, 45370, 52390, 54095, 58981, 108190, 117962, 140647, 281294, 294905, 589810, 703235, 1406470, 1828411, 3656822, 9142055, 18284110]

約数ペア:

[(1, 18284110), (2, 9142055), (5, 3656822), (10, 1828411), (13, 1406470), (26, 703235), (31, 589810), (62, 294905), (65, 281294), (130, 140647), (155, 117962), (169, 108190), (310, 58981), (338, 54095), (349, 52390), (403, 45370), (698, 26195), (806, 22685), (845, 21638), (1690, 10819), (1745, 10478), (2015, 9074), (3490, 5239), (4030, 4537)]