17728810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3931}}^1$

素因数の和:3990

約数の個数: 32

約数和(自身を含む): 35671104

約数和(自身を除く): 17942294

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 3931, 4510, 7862, 19655, 39310, 43241, 86482, 161171, 216205, 322342, 432410, 805855, 1611710, 1772881, 3545762, 8864405, 17728810]

約数ペア:

[(1, 17728810), (2, 8864405), (5, 3545762), (10, 1772881), (11, 1611710), (22, 805855), (41, 432410), (55, 322342), (82, 216205), (110, 161171), (205, 86482), (410, 43241), (451, 39310), (902, 19655), (2255, 7862), (3931, 4510)]