20078998

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1\times {\mathrm{647}}^1$

素因数の和:971

約数の個数: 16

約数和(自身を含む): 30792960

約数和(自身を除く): 10713962

約数列:

[1, 2, 59, 118, 263, 526, 647, 1294, 15517, 31034, 38173, 76346, 170161, 340322, 10039499, 20078998]

約数ペア:

[(1, 20078998), (2, 10039499), (59, 340322), (118, 170161), (263, 76346), (526, 38173), (647, 31034), (1294, 15517)]