25689404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11489}}^1$

素因数の和:11549

約数の個数: 24

約数和(自身を含む): 49544880

約数和(自身を除く): 23855476

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 11489, 22978, 45956, 149357, 298714, 494027, 597428, 988054, 1976108, 6422351, 12844702, 25689404]

約数ペア:

[(1, 25689404), (2, 12844702), (4, 6422351), (13, 1976108), (26, 988054), (43, 597428), (52, 494027), (86, 298714), (172, 149357), (559, 45956), (1118, 22978), (2236, 11489)]