19960992008

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{367}}^1\times {\mathrm{219313}}^1$

素因数の和:219717

約数の個数: 32

約数和(自身を含む): 38739624960

約数和(自身を除く): 18778632952

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 367, 734, 1468, 2936, 11377, 22754, 45508, 91016, 219313, 438626, 877252, 1754504, 6798703, 13597406, 27194812, 54389624, 80487871, 160975742, 321951484, 643902968, 2495124001, 4990248002, 9980496004, 19960992008]

約数ペア:

[(1, 19960992008), (2, 9980496004), (4, 4990248002), (8, 2495124001), (31, 643902968), (62, 321951484), (124, 160975742), (248, 80487871), (367, 54389624), (734, 27194812), (1468, 13597406), (2936, 6798703), (11377, 1754504), (22754, 877252), (45508, 438626), (91016, 219313)]