20187712806

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1260629}}^1$

素因数の和:1260808

約数の個数: 32

約数和(自身を含む): 43022780640

約数和(自身を除く): 22835067834

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 157, 314, 471, 942, 2669, 5338, 8007, 16014, 1260629, 2521258, 3781887, 7563774, 21430693, 42861386, 64292079, 128584158, 197918753, 395837506, 593756259, 1187512518, 3364618801, 6729237602, 10093856403, 20187712806]

約数ペア:

[(1, 20187712806), (2, 10093856403), (3, 6729237602), (6, 3364618801), (17, 1187512518), (34, 593756259), (51, 395837506), (102, 197918753), (157, 128584158), (314, 64292079), (471, 42861386), (942, 21430693), (2669, 7563774), (5338, 3781887), (8007, 2521258), (16014, 1260629)]