20280473451

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10384267}}^1$

素因数の和:10384311

約数の個数: 24

約数和(自身を含む): 34558843904

約数和(自身を除く): 14278370453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 10384267, 31152801, 72689869, 93458403, 218069607, 321912277, 654208821, 965736831, 2253385939, 2897210493, 6760157817, 20280473451]

約数ペア:

[(1, 20280473451), (3, 6760157817), (7, 2897210493), (9, 2253385939), (21, 965736831), (31, 654208821), (63, 321912277), (93, 218069607), (217, 93458403), (279, 72689869), (651, 31152801), (1953, 10384267)]