2018214981

素因数分解:

$3^3\times {\mathrm{163}}^1\times {\mathrm{499}}^1\times {\mathrm{919}}^1$

素因数の和:1590

約数の個数: 32

約数和(自身を含む): 3017600000

約数和(自身を除く): 999385019

約数列:

[1, 3, 9, 27, 163, 489, 499, 919, 1467, 1497, 2757, 4401, 4491, 8271, 13473, 24813, 81337, 149797, 244011, 449391, 458581, 732033, 1348173, 1375743, 2196099, 4044519, 4127229, 12381687, 74748703, 224246109, 672738327, 2018214981]

約数ペア:

[(1, 2018214981), (3, 672738327), (9, 224246109), (27, 74748703), (163, 12381687), (489, 4127229), (499, 4044519), (919, 2196099), (1467, 1375743), (1497, 1348173), (2757, 732033), (4401, 458581), (4491, 449391), (8271, 244011), (13473, 149797), (24813, 81337)]