18871452

素因数分解:

$2^2\times 3^2\times {\mathrm{113}}^1\times {\mathrm{4639}}^1$

素因数の和:4762

約数の個数: 36

約数和(自身を含む): 48135360

約数和(自身を除く): 29263908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 113, 226, 339, 452, 678, 1017, 1356, 2034, 4068, 4639, 9278, 13917, 18556, 27834, 41751, 55668, 83502, 167004, 524207, 1048414, 1572621, 2096828, 3145242, 4717863, 6290484, 9435726, 18871452]

約数ペア:

[(1, 18871452), (2, 9435726), (3, 6290484), (4, 4717863), (6, 3145242), (9, 2096828), (12, 1572621), (18, 1048414), (36, 524207), (113, 167004), (226, 83502), (339, 55668), (452, 41751), (678, 27834), (1017, 18556), (1356, 13917), (2034, 9278), (4068, 4639)]