20920209

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{601}}^1$

素因数の和:928

約数の個数: 16

約数和(自身を含む): 28722624

約数和(自身を除く): 7802415

約数列:

[1, 3, 41, 123, 283, 601, 849, 1803, 11603, 24641, 34809, 73923, 170083, 510249, 6973403, 20920209]

約数ペア:

[(1, 20920209), (3, 6973403), (41, 510249), (123, 170083), (283, 73923), (601, 34809), (849, 24641), (1803, 11603)]