17918982

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{2087}}^1$

素因数の和:2154

約数の個数: 40

約数和(自身を含む): 40928976

約数和(自身を除く): 23009994

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 318, 477, 954, 1431, 2087, 2862, 4174, 4293, 6261, 8586, 12522, 18783, 37566, 56349, 110611, 112698, 169047, 221222, 331833, 338094, 663666, 995499, 1990998, 2986497, 5972994, 8959491, 17918982]

約数ペア:

[(1, 17918982), (2, 8959491), (3, 5972994), (6, 2986497), (9, 1990998), (18, 995499), (27, 663666), (53, 338094), (54, 331833), (81, 221222), (106, 169047), (159, 112698), (162, 110611), (318, 56349), (477, 37566), (954, 18783), (1431, 12522), (2087, 8586), (2862, 6261), (4174, 4293)]