20488962

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{757}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 44315712

約数和(自身を除く): 23826750

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 347, 694, 757, 1041, 1514, 2082, 2271, 4511, 4542, 9022, 9841, 13533, 19682, 27066, 29523, 59046, 262679, 525358, 788037, 1576074, 3414827, 6829654, 10244481, 20488962]

約数ペア:

[(1, 20488962), (2, 10244481), (3, 6829654), (6, 3414827), (13, 1576074), (26, 788037), (39, 525358), (78, 262679), (347, 59046), (694, 29523), (757, 27066), (1041, 19682), (1514, 13533), (2082, 9841), (2271, 9022), (4511, 4542)]