20180911850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43117}}^1$

素因数の和:43200

約数の個数: 96

約数和(自身を含む): 43885155456

約数和(自身を除く): 23704243606

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 37, 46, 50, 55, 74, 110, 115, 185, 230, 253, 275, 370, 407, 506, 550, 575, 814, 851, 925, 1150, 1265, 1702, 1850, 2035, 2530, 4070, 4255, 6325, 8510, 9361, 10175, 12650, 18722, 20350, 21275, 42550, 43117, 46805, 86234, 93610, 215585, 234025, 431170, 468050, 474287, 948574, 991691, 1077925, 1595329, 1983382, 2155850, 2371435, 3190658, 4742870, 4958455, 7976645, 9916910, 10908601, 11857175, 15953290, 17548619, 21817202, 23714350, 24792275, 35097238, 36692567, 39883225, 49584550, 54543005, 73385134, 79766450, 87743095, 109086010, 175486190, 183462835, 272715025, 366925670, 403618237, 438715475, 545430050, 807236474, 877430950, 917314175, 1834628350, 2018091185, 4036182370, 10090455925, 20180911850]

約数ペア:

[(1, 20180911850), (2, 10090455925), (5, 4036182370), (10, 2018091185), (11, 1834628350), (22, 917314175), (23, 877430950), (25, 807236474), (37, 545430050), (46, 438715475), (50, 403618237), (55, 366925670), (74, 272715025), (110, 183462835), (115, 175486190), (185, 109086010), (230, 87743095), (253, 79766450), (275, 73385134), (370, 54543005), (407, 49584550), (506, 39883225), (550, 36692567), (575, 35097238), (814, 24792275), (851, 23714350), (925, 21817202), (1150, 17548619), (1265, 15953290), (1702, 11857175), (1850, 10908601), (2035, 9916910), (2530, 7976645), (4070, 4958455), (4255, 4742870), (6325, 3190658), (8510, 2371435), (9361, 2155850), (10175, 1983382), (12650, 1595329), (18722, 1077925), (20350, 991691), (21275, 948574), (42550, 474287), (43117, 468050), (46805, 431170), (86234, 234025), (93610, 215585)]