19316843

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2687}}^1$

素因数の和:2786

約数の個数: 16

約数和(自身を含む): 24084480

約数和(自身を除く): 4767637

約数列:

[1, 7, 13, 79, 91, 553, 1027, 2687, 7189, 18809, 34931, 212273, 244517, 1485911, 2759549, 19316843]

約数ペア:

[(1, 19316843), (7, 2759549), (13, 1485911), (79, 244517), (91, 212273), (553, 34931), (1027, 18809), (2687, 7189)]