20122513918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{185021}}^1$

素因数の和:185172

約数の個数: 32

約数和(自身を含む): 33570391680

約数和(自身を除く): 13447877762

約数列:

[1, 2, 13, 26, 47, 89, 94, 178, 611, 1157, 1222, 2314, 4183, 8366, 54379, 108758, 185021, 370042, 2405273, 4810546, 8695987, 16466869, 17391974, 32933738, 113047831, 214069297, 226095662, 428138594, 773942843, 1547885686, 10061256959, 20122513918]

約数ペア:

[(1, 20122513918), (2, 10061256959), (13, 1547885686), (26, 773942843), (47, 428138594), (89, 226095662), (94, 214069297), (178, 113047831), (611, 32933738), (1157, 17391974), (1222, 16466869), (2314, 8695987), (4183, 4810546), (8366, 2405273), (54379, 370042), (108758, 185021)]