19197778

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{6229}}^1$

素因数の和:6321

約数の個数: 16

約数和(自身を含む): 30502080

約数和(自身を除く): 11304302

約数列:

[1, 2, 23, 46, 67, 134, 1541, 3082, 6229, 12458, 143267, 286534, 417343, 834686, 9598889, 19197778]

約数ペア:

[(1, 19197778), (2, 9598889), (23, 834686), (46, 417343), (67, 286534), (134, 143267), (1541, 12458), (3082, 6229)]