205128902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{28867}}^1$

素因数の和:28916

約数の個数: 32

約数和(自身を含む): 374129280

約数和(自身を除く): 169000378

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 187, 209, 323, 374, 418, 646, 3553, 7106, 28867, 57734, 317537, 490739, 548473, 635074, 981478, 1096946, 5398129, 6033203, 9324041, 10796258, 12066406, 18648082, 102564451, 205128902]

約数ペア:

[(1, 205128902), (2, 102564451), (11, 18648082), (17, 12066406), (19, 10796258), (22, 9324041), (34, 6033203), (38, 5398129), (187, 1096946), (209, 981478), (323, 635074), (374, 548473), (418, 490739), (646, 317537), (3553, 57734), (7106, 28867)]