20004306

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1811}}^1$

素因数の和:2086

約数の個数: 32

約数和(自身を含む): 45923328

約数和(自身を除く): 25919022

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 263, 526, 789, 1578, 1811, 1841, 3622, 3682, 5433, 5523, 10866, 11046, 12677, 25354, 38031, 76062, 476293, 952586, 1428879, 2857758, 3334051, 6668102, 10002153, 20004306]

約数ペア:

[(1, 20004306), (2, 10002153), (3, 6668102), (6, 3334051), (7, 2857758), (14, 1428879), (21, 952586), (42, 476293), (263, 76062), (526, 38031), (789, 25354), (1578, 12677), (1811, 11046), (1841, 10866), (3622, 5523), (3682, 5433)]