2075101808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{321821}}^1$

素因数の和:321873

約数の個数: 40

約数和(自身を含む): 4469463936

約数和(自身を除く): 2394362128

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 321821, 643642, 1287284, 2574568, 4183673, 5149136, 8367346, 9976451, 16734692, 19952902, 33469384, 39905804, 66938768, 79811608, 129693863, 159623216, 259387726, 518775452, 1037550904, 2075101808]

約数ペア:

[(1, 2075101808), (2, 1037550904), (4, 518775452), (8, 259387726), (13, 159623216), (16, 129693863), (26, 79811608), (31, 66938768), (52, 39905804), (62, 33469384), (104, 19952902), (124, 16734692), (208, 9976451), (248, 8367346), (403, 5149136), (496, 4183673), (806, 2574568), (1612, 1287284), (3224, 643642), (6448, 321821)]