25828868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5581}}^1$

素因数の和:5687

約数の個数: 24

約数和(自身を含む): 49233240

約数和(自身を除く): 23404372

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 5581, 11162, 22324, 72553, 145106, 290212, 496709, 993418, 1986836, 6457217, 12914434, 25828868]

約数ペア:

[(1, 25828868), (2, 12914434), (4, 6457217), (13, 1986836), (26, 993418), (52, 496709), (89, 290212), (178, 145106), (356, 72553), (1157, 22324), (2314, 11162), (4628, 5581)]