20829936

素因数分解:

$2^4\times 3^1\times {\mathrm{641}}^1\times {\mathrm{677}}^1$

素因数の和:1329

約数の個数: 40

約数和(自身を含む): 53974224

約数和(自身を除く): 33144288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 641, 677, 1282, 1354, 1923, 2031, 2564, 2708, 3846, 4062, 5128, 5416, 7692, 8124, 10256, 10832, 15384, 16248, 30768, 32496, 433957, 867914, 1301871, 1735828, 2603742, 3471656, 5207484, 6943312, 10414968, 20829936]

約数ペア:

[(1, 20829936), (2, 10414968), (3, 6943312), (4, 5207484), (6, 3471656), (8, 2603742), (12, 1735828), (16, 1301871), (24, 867914), (48, 433957), (641, 32496), (677, 30768), (1282, 16248), (1354, 15384), (1923, 10832), (2031, 10256), (2564, 8124), (2708, 7692), (3846, 5416), (4062, 5128)]