25156144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{120943}}^1$

素因数の和:120964

約数の個数: 20

約数和(自身を含む): 52489696

約数和(自身を除く): 27333552

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 120943, 241886, 483772, 967544, 1572259, 1935088, 3144518, 6289036, 12578072, 25156144]

約数ペア:

[(1, 25156144), (2, 12578072), (4, 6289036), (8, 3144518), (13, 1935088), (16, 1572259), (26, 967544), (52, 483772), (104, 241886), (208, 120943)]