19472163

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{557}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 26712576

約数和(自身を除く): 7240413

約数列:

[1, 3, 43, 129, 271, 557, 813, 1671, 11653, 23951, 34959, 71853, 150947, 452841, 6490721, 19472163]

約数ペア:

[(1, 19472163), (3, 6490721), (43, 452841), (129, 150947), (271, 71853), (557, 34959), (813, 23951), (1671, 11653)]