18952906

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:199

約数の個数: 48

約数和(自身を含む): 34904520

約数和(自身を除く): 15951614

約数列:

[1, 2, 7, 14, 41, 49, 53, 82, 89, 98, 106, 178, 287, 371, 574, 623, 742, 1246, 2009, 2173, 2597, 3649, 4018, 4346, 4361, 4717, 5194, 7298, 8722, 9434, 15211, 25543, 30422, 33019, 51086, 66038, 106477, 178801, 193397, 212954, 231133, 357602, 386794, 462266, 1353779, 2707558, 9476453, 18952906]

約数ペア:

[(1, 18952906), (2, 9476453), (7, 2707558), (14, 1353779), (41, 462266), (49, 386794), (53, 357602), (82, 231133), (89, 212954), (98, 193397), (106, 178801), (178, 106477), (287, 66038), (371, 51086), (574, 33019), (623, 30422), (742, 25543), (1246, 15211), (2009, 9434), (2173, 8722), (2597, 7298), (3649, 5194), (4018, 4717), (4346, 4361)]