12643208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 25132800

約数和(自身を除く): 12489592

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 223, 373, 446, 746, 892, 1492, 1784, 2984, 4237, 7087, 8474, 14174, 16948, 28348, 33896, 56696, 83179, 166358, 332716, 665432, 1580401, 3160802, 6321604, 12643208]

約数ペア:

[(1, 12643208), (2, 6321604), (4, 3160802), (8, 1580401), (19, 665432), (38, 332716), (76, 166358), (152, 83179), (223, 56696), (373, 33896), (446, 28348), (746, 16948), (892, 14174), (1492, 8474), (1784, 7087), (2984, 4237)]