19729668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{673}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 52841600

約数和(自身を除く): 33111932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 349, 673, 698, 1047, 1346, 1396, 2019, 2094, 2443, 2692, 4038, 4188, 4711, 4886, 7329, 8076, 9422, 9772, 14133, 14658, 18844, 28266, 29316, 56532, 234877, 469754, 704631, 939508, 1409262, 1644139, 2818524, 3288278, 4932417, 6576556, 9864834, 19729668]

約数ペア:

[(1, 19729668), (2, 9864834), (3, 6576556), (4, 4932417), (6, 3288278), (7, 2818524), (12, 1644139), (14, 1409262), (21, 939508), (28, 704631), (42, 469754), (84, 234877), (349, 56532), (673, 29316), (698, 28266), (1047, 18844), (1346, 14658), (1396, 14133), (2019, 9772), (2094, 9422), (2443, 8076), (2692, 7329), (4038, 4886), (4188, 4711)]