21948838020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{121937989}}^1$

素因数の和:121938004

約数の個数: 36

約数和(自身を含む): 66578142540

約数和(自身を除く): 44629304520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 121937989, 243875978, 365813967, 487751956, 609689945, 731627934, 1097441901, 1219379890, 1463255868, 1829069835, 2194883802, 2438759780, 3658139670, 4389767604, 5487209505, 7316279340, 10974419010, 21948838020]

約数ペア:

[(1, 21948838020), (2, 10974419010), (3, 7316279340), (4, 5487209505), (5, 4389767604), (6, 3658139670), (9, 2438759780), (10, 2194883802), (12, 1829069835), (15, 1463255868), (18, 1219379890), (20, 1097441901), (30, 731627934), (36, 609689945), (45, 487751956), (60, 365813967), (90, 243875978), (180, 121937989)]