20804967138

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{919}}^1\times {\mathrm{27541}}^1$

素因数の和:28602

約数の個数: 32

約数和(自身を含む): 41960787840

約数和(自身を除く): 21155820702

約数列:

[1, 2, 3, 6, 137, 274, 411, 822, 919, 1838, 2757, 5514, 27541, 55082, 82623, 125903, 165246, 251806, 377709, 755418, 3773117, 7546234, 11319351, 22638702, 25310179, 50620358, 75930537, 151861074, 3467494523, 6934989046, 10402483569, 20804967138]

約数ペア:

[(1, 20804967138), (2, 10402483569), (3, 6934989046), (6, 3467494523), (137, 151861074), (274, 75930537), (411, 50620358), (822, 25310179), (919, 22638702), (1838, 11319351), (2757, 7546234), (5514, 3773117), (27541, 755418), (55082, 377709), (82623, 251806), (125903, 165246)]