25213988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{3221}}^1$

素因数の和:3347

約数の個数: 24

約数和(自身を含む): 46912320

約数和(自身を除く): 21698332

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1957, 3221, 3914, 6442, 7828, 12884, 61199, 122398, 244796, 331763, 663526, 1327052, 6303497, 12606994, 25213988]

約数ペア:

[(1, 25213988), (2, 12606994), (4, 6303497), (19, 1327052), (38, 663526), (76, 331763), (103, 244796), (206, 122398), (412, 61199), (1957, 12884), (3221, 7828), (3914, 6442)]