20254983

素因数分解:

$3^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{607}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 31606272

約数和(自身を除く): 11351289

約数列:

[1, 3, 7, 21, 49, 147, 227, 607, 681, 1589, 1821, 4249, 4767, 11123, 12747, 29743, 33369, 89229, 137789, 413367, 964523, 2893569, 6751661, 20254983]

約数ペア:

[(1, 20254983), (3, 6751661), (7, 2893569), (21, 964523), (49, 413367), (147, 137789), (227, 89229), (607, 33369), (681, 29743), (1589, 12747), (1821, 11123), (4249, 4767)]