20804940124

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{331}}^1\times {\mathrm{383261}}^1$

素因数の和:383637

約数の個数: 24

約数和(自身を含む): 37409437296

約数和(自身を除く): 16604497172

約数列:

[1, 2, 4, 41, 82, 164, 331, 662, 1324, 13571, 27142, 54284, 383261, 766522, 1533044, 15713701, 31427402, 62854804, 126859391, 253718782, 507437564, 5201235031, 10402470062, 20804940124]

約数ペア:

[(1, 20804940124), (2, 10402470062), (4, 5201235031), (41, 507437564), (82, 253718782), (164, 126859391), (331, 62854804), (662, 31427402), (1324, 15713701), (13571, 1533044), (27142, 766522), (54284, 383261)]