29171792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{140249}}^1$

素因数の和:140270

約数の個数: 20

約数和(自身を含む): 60868500

約数和(自身を除く): 31696708

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 140249, 280498, 560996, 1121992, 1823237, 2243984, 3646474, 7292948, 14585896, 29171792]

約数ペア:

[(1, 29171792), (2, 14585896), (4, 7292948), (8, 3646474), (13, 2243984), (16, 1823237), (26, 1121992), (52, 560996), (104, 280498), (208, 140249)]