8257438

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{839}}^1$

素因数の和:904

約数の個数: 32

約数和(自身を含む): 15321600

約数和(自身を除く): 7064162

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 518, 703, 839, 1406, 1678, 4921, 5873, 9842, 11746, 15941, 31043, 31882, 62086, 111587, 217301, 223174, 434602, 589817, 1179634, 4128719, 8257438]

約数ペア:

[(1, 8257438), (2, 4128719), (7, 1179634), (14, 589817), (19, 434602), (37, 223174), (38, 217301), (74, 111587), (133, 62086), (259, 31882), (266, 31043), (518, 15941), (703, 11746), (839, 9842), (1406, 5873), (1678, 4921)]