20973473

素因数分解:

${\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:344

約数の個数: 16

約数和(自身を含む): 22752000

約数和(自身を除く): 1778527

約数列:

[1, 19, 79, 89, 157, 1501, 1691, 2983, 7031, 12403, 13973, 133589, 235657, 265487, 1103867, 20973473]

約数ペア:

[(1, 20973473), (19, 1103867), (79, 265487), (89, 235657), (157, 133589), (1501, 13973), (1691, 12403), (2983, 7031)]