205719856

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{756323}}^1$

素因数の和:756348

約数の個数: 20

約数和(自身を含む): 422028792

約数和(自身を除く): 216308936

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 756323, 1512646, 3025292, 6050584, 12101168, 12857491, 25714982, 51429964, 102859928, 205719856]

約数ペア:

[(1, 205719856), (2, 102859928), (4, 51429964), (8, 25714982), (16, 12857491), (17, 12101168), (34, 6050584), (68, 3025292), (136, 1512646), (272, 756323)]