20851044

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2377}}^1$

素因数の和:2444

約数の個数: 48

約数和(自身を含む): 52734528

約数和(自身を除く): 31883484

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 43, 51, 68, 86, 102, 129, 172, 204, 258, 516, 731, 1462, 2193, 2377, 2924, 4386, 4754, 7131, 8772, 9508, 14262, 28524, 40409, 80818, 102211, 121227, 161636, 204422, 242454, 306633, 408844, 484908, 613266, 1226532, 1737587, 3475174, 5212761, 6950348, 10425522, 20851044]

約数ペア:

[(1, 20851044), (2, 10425522), (3, 6950348), (4, 5212761), (6, 3475174), (12, 1737587), (17, 1226532), (34, 613266), (43, 484908), (51, 408844), (68, 306633), (86, 242454), (102, 204422), (129, 161636), (172, 121227), (204, 102211), (258, 80818), (516, 40409), (731, 28524), (1462, 14262), (2193, 9508), (2377, 8772), (2924, 7131), (4386, 4754)]