31142783152

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{149724919}}^1$

素因数の和:149724940

約数の個数: 20

約数和(自身を含む): 64980615280

約数和(自身を除く): 33837832128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 149724919, 299449838, 598899676, 1197799352, 1946423947, 2395598704, 3892847894, 7785695788, 15571391576, 31142783152]

約数ペア:

[(1, 31142783152), (2, 15571391576), (4, 7785695788), (8, 3892847894), (13, 2395598704), (16, 1946423947), (26, 1197799352), (52, 598899676), (104, 299449838), (208, 149724919)]