20906679

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5483}}^1$

素因数の和:5558

約数の個数: 16

約数和(自身を含む): 29481984

約数和(自身を除く): 8575305

約数列:

[1, 3, 31, 41, 93, 123, 1271, 3813, 5483, 16449, 169973, 224803, 509919, 674409, 6968893, 20906679]

約数ペア:

[(1, 20906679), (3, 6968893), (31, 674409), (41, 509919), (93, 224803), (123, 169973), (1271, 16449), (3813, 5483)]