20181996180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37374067}}^1$

素因数の和:37374085

約数の個数: 48

約数和(自身を含む): 62788434240

約数和(自身を除く): 42606438060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 37374067, 74748134, 112122201, 149496268, 186870335, 224244402, 336366603, 373740670, 448488804, 560611005, 672733206, 747481340, 1009099809, 1121222010, 1345466412, 1681833015, 2018199618, 2242444020, 3363666030, 4036399236, 5045499045, 6727332060, 10090998090, 20181996180]

約数ペア:

[(1, 20181996180), (2, 10090998090), (3, 6727332060), (4, 5045499045), (5, 4036399236), (6, 3363666030), (9, 2242444020), (10, 2018199618), (12, 1681833015), (15, 1345466412), (18, 1121222010), (20, 1009099809), (27, 747481340), (30, 672733206), (36, 560611005), (45, 448488804), (54, 373740670), (60, 336366603), (90, 224244402), (108, 186870335), (135, 149496268), (180, 112122201), (270, 74748134), (540, 37374067)]