20379033

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{5851}}^1$

素因数の和:5906

約数の個数: 20

約数和(自身を含む): 31156048

約数和(自身を除く): 10777015

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 5851, 17553, 52659, 157977, 251593, 473931, 754779, 2264337, 6793011, 20379033]

約数ペア:

[(1, 20379033), (3, 6793011), (9, 2264337), (27, 754779), (43, 473931), (81, 251593), (129, 157977), (387, 52659), (1161, 17553), (3483, 5851)]