220193798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1699}}^1$

素因数の和:1892

約数の個数: 32

約数和(自身を含む): 371606400

約数和(自身を除く): 151412602

約数列:

[1, 2, 11, 22, 43, 86, 137, 274, 473, 946, 1507, 1699, 3014, 3398, 5891, 11782, 18689, 37378, 64801, 73057, 129602, 146114, 232763, 465526, 803627, 1607254, 2560393, 5120786, 10008809, 20017618, 110096899, 220193798]

約数ペア:

[(1, 220193798), (2, 110096899), (11, 20017618), (22, 10008809), (43, 5120786), (86, 2560393), (137, 1607254), (274, 803627), (473, 465526), (946, 232763), (1507, 146114), (1699, 129602), (3014, 73057), (3398, 64801), (5891, 37378), (11782, 18689)]