219961026

素因数分解:

$2^1\times 3^2\times {\mathrm{397}}^1\times {\mathrm{30781}}^1$

素因数の和:31186

約数の個数: 24

約数和(自身を含む): 477798204

約数和(自身を除く): 257837178

約数列:

[1, 2, 3, 6, 9, 18, 397, 794, 1191, 2382, 3573, 7146, 30781, 61562, 92343, 184686, 277029, 554058, 12220057, 24440114, 36660171, 73320342, 109980513, 219961026]

約数ペア:

[(1, 219961026), (2, 109980513), (3, 73320342), (6, 36660171), (9, 24440114), (18, 12220057), (397, 554058), (794, 277029), (1191, 184686), (2382, 92343), (3573, 61562), (7146, 30781)]