201819604

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{743}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 412473600

約数和(自身を除く): 210653996

約数列:

[1, 2, 4, 7, 14, 28, 89, 109, 178, 218, 356, 436, 623, 743, 763, 1246, 1486, 1526, 2492, 2972, 3052, 5201, 9701, 10402, 19402, 20804, 38804, 66127, 67907, 80987, 132254, 135814, 161974, 264508, 271628, 323948, 462889, 566909, 925778, 1133818, 1851556, 2267636, 7207843, 14415686, 28831372, 50454901, 100909802, 201819604]

約数ペア:

[(1, 201819604), (2, 100909802), (4, 50454901), (7, 28831372), (14, 14415686), (28, 7207843), (89, 2267636), (109, 1851556), (178, 1133818), (218, 925778), (356, 566909), (436, 462889), (623, 323948), (743, 271628), (763, 264508), (1246, 161974), (1486, 135814), (1526, 132254), (2492, 80987), (2972, 67907), (3052, 66127), (5201, 38804), (9701, 20804), (10402, 19402)]