220145954

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{12671}}^1$

素因数の和:12770

約数の個数: 32

約数和(自身を含む): 405098496

約数和(自身を除く): 184952542

約数列:

[1, 2, 7, 14, 17, 34, 73, 119, 146, 238, 511, 1022, 1241, 2482, 8687, 12671, 17374, 25342, 88697, 177394, 215407, 430814, 924983, 1507849, 1849966, 3015698, 6474881, 12949762, 15724711, 31449422, 110072977, 220145954]

約数ペア:

[(1, 220145954), (2, 110072977), (7, 31449422), (14, 15724711), (17, 12949762), (34, 6474881), (73, 3015698), (119, 1849966), (146, 1507849), (238, 924983), (511, 430814), (1022, 215407), (1241, 177394), (2482, 88697), (8687, 25342), (12671, 17374)]