25234768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{121321}}^1$

素因数の和:121342

約数の個数: 20

約数和(自身を含む): 52653748

約数和(自身を除く): 27418980

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 121321, 242642, 485284, 970568, 1577173, 1941136, 3154346, 6308692, 12617384, 25234768]

約数ペア:

[(1, 25234768), (2, 12617384), (4, 6308692), (8, 3154346), (13, 1941136), (16, 1577173), (26, 970568), (52, 485284), (104, 242642), (208, 121321)]