20383384

素因数分解:

$2^3\times 7^1\times {\mathrm{363989}}^1$

素因数の和:364002

約数の個数: 16

約数和(自身を含む): 43678800

約数和(自身を除く): 23295416

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 363989, 727978, 1455956, 2547923, 2911912, 5095846, 10191692, 20383384]

約数ペア:

[(1, 20383384), (2, 10191692), (4, 5095846), (7, 2911912), (8, 2547923), (14, 1455956), (28, 727978), (56, 363989)]