201920518

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{17923}}^1$

素因数の和:18099

約数の個数: 16

約数和(自身を含む): 312307776

約数和(自身を除く): 110387258

約数列:

[1, 2, 43, 86, 131, 262, 5633, 11266, 17923, 35846, 770689, 1541378, 2347913, 4695826, 100960259, 201920518]

約数ペア:

[(1, 201920518), (2, 100960259), (43, 4695826), (86, 2347913), (131, 1541378), (262, 770689), (5633, 35846), (11266, 17923)]