201672172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{19489}}^1$

素因数の和:19705

約数の個数: 24

約数和(自身を含む): 382004000

約数和(自身を除く): 180331828

約数列:

[1, 2, 4, 13, 26, 52, 199, 398, 796, 2587, 5174, 10348, 19489, 38978, 77956, 253357, 506714, 1013428, 3878311, 7756622, 15513244, 50418043, 100836086, 201672172]

約数ペア:

[(1, 201672172), (2, 100836086), (4, 50418043), (13, 15513244), (26, 7756622), (52, 3878311), (199, 1013428), (398, 506714), (796, 253357), (2587, 77956), (5174, 38978), (10348, 19489)]