20194313468

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1\times {\mathrm{31253}}^1$

素因数の和:31802

約数の個数: 48

約数和(自身を含む): 41333289984

約数和(自身を除く): 21138976516

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 491, 658, 982, 1316, 1964, 3437, 6874, 13748, 23077, 31253, 46154, 62506, 92308, 125012, 161539, 218771, 323078, 437542, 646156, 875084, 1468891, 2937782, 5875564, 10282237, 15345223, 20564474, 30690446, 41128948, 61380892, 107416561, 214833122, 429666244, 721225481, 1442450962, 2884901924, 5048578367, 10097156734, 20194313468]

約数ペア:

[(1, 20194313468), (2, 10097156734), (4, 5048578367), (7, 2884901924), (14, 1442450962), (28, 721225481), (47, 429666244), (94, 214833122), (188, 107416561), (329, 61380892), (491, 41128948), (658, 30690446), (982, 20564474), (1316, 15345223), (1964, 10282237), (3437, 5875564), (6874, 2937782), (13748, 1468891), (23077, 875084), (31253, 646156), (46154, 437542), (62506, 323078), (92308, 218771), (125012, 161539)]