1280147884

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{18013}}^1$

素因数の和:18289

約数の個数: 24

約数和(自身を含む): 2274807920

約数和(自身を除く): 994660036

約数列:

[1, 2, 4, 109, 163, 218, 326, 436, 652, 17767, 18013, 35534, 36026, 71068, 72052, 1963417, 2936119, 3926834, 5872238, 7853668, 11744476, 320036971, 640073942, 1280147884]

約数ペア:

[(1, 1280147884), (2, 640073942), (4, 320036971), (109, 11744476), (163, 7853668), (218, 5872238), (326, 3926834), (436, 2936119), (652, 1963417), (17767, 72052), (18013, 71068), (35534, 36026)]