20512163374

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{61403}}^1$

素因数の和:61632

約数の個数: 32

約数和(自身を含む): 33158160000

約数和(自身を除く): 12645996626

約数列:

[1, 2, 19, 38, 59, 118, 149, 298, 1121, 2242, 2831, 5662, 8791, 17582, 61403, 122806, 167029, 334058, 1166657, 2333314, 3622777, 7245554, 9149047, 18298094, 68832763, 137665526, 173831893, 347663786, 539793773, 1079587546, 10256081687, 20512163374]

約数ペア:

[(1, 20512163374), (2, 10256081687), (19, 1079587546), (38, 539793773), (59, 347663786), (118, 173831893), (149, 137665526), (298, 68832763), (1121, 18298094), (2242, 9149047), (2831, 7245554), (5662, 3622777), (8791, 2333314), (17582, 1166657), (61403, 334058), (122806, 167029)]