208332568

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{22469}}^1$

素因数の和:22555

約数の個数: 32

約数和(自身を含む): 417942000

約数和(自身を除く): 209609432

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 9272, 22469, 44938, 89876, 179752, 426911, 853822, 1370609, 1707644, 2741218, 3415288, 5482436, 10964872, 26041571, 52083142, 104166284, 208332568]

約数ペア:

[(1, 208332568), (2, 104166284), (4, 52083142), (8, 26041571), (19, 10964872), (38, 5482436), (61, 3415288), (76, 2741218), (122, 1707644), (152, 1370609), (244, 853822), (488, 426911), (1159, 179752), (2318, 89876), (4636, 44938), (9272, 22469)]