18740805816

素因数分解:

$2^3\times 3^1\times {\mathrm{349}}^1\times {\mathrm{787}}^1\times {\mathrm{2843}}^1$

素因数の和:3988

約数の個数: 64

約数和(自身を含む): 47062512000

約数和(自身を除く): 28321706184

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 349, 698, 787, 1047, 1396, 1574, 2094, 2361, 2792, 2843, 3148, 4188, 4722, 5686, 6296, 8376, 8529, 9444, 11372, 17058, 18888, 22744, 34116, 68232, 274663, 549326, 823989, 992207, 1098652, 1647978, 1984414, 2197304, 2237441, 2976621, 3295956, 3968828, 4474882, 5953242, 6591912, 6712323, 7937656, 8949764, 11906484, 13424646, 17899528, 23812968, 26849292, 53698584, 780866909, 1561733818, 2342600727, 3123467636, 4685201454, 6246935272, 9370402908, 18740805816]

約数ペア:

[(1, 18740805816), (2, 9370402908), (3, 6246935272), (4, 4685201454), (6, 3123467636), (8, 2342600727), (12, 1561733818), (24, 780866909), (349, 53698584), (698, 26849292), (787, 23812968), (1047, 17899528), (1396, 13424646), (1574, 11906484), (2094, 8949764), (2361, 7937656), (2792, 6712323), (2843, 6591912), (3148, 5953242), (4188, 4474882), (4722, 3968828), (5686, 3295956), (6296, 2976621), (8376, 2237441), (8529, 2197304), (9444, 1984414), (11372, 1647978), (17058, 1098652), (18888, 992207), (22744, 823989), (34116, 549326), (68232, 274663)]