20121773

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:736

約数の個数: 16

約数和(自身を含む): 23708160

約数和(自身を除く): 3586387

約数列:

[1, 7, 59, 83, 413, 581, 587, 4109, 4897, 34279, 34633, 48721, 242431, 341047, 2874539, 20121773]

約数ペア:

[(1, 20121773), (7, 2874539), (59, 341047), (83, 242431), (413, 48721), (581, 34633), (587, 34279), (4109, 4897)]