20304234

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:535

約数の個数: 48

約数和(自身を含む): 46093320

約数和(自身を除く): 25789086

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 97, 174, 194, 261, 291, 401, 522, 582, 802, 873, 1203, 1746, 2406, 2813, 3609, 5626, 7218, 8439, 11629, 16878, 23258, 25317, 34887, 38897, 50634, 69774, 77794, 104661, 116691, 209322, 233382, 350073, 700146, 1128013, 2256026, 3384039, 6768078, 10152117, 20304234]

約数ペア:

[(1, 20304234), (2, 10152117), (3, 6768078), (6, 3384039), (9, 2256026), (18, 1128013), (29, 700146), (58, 350073), (87, 233382), (97, 209322), (174, 116691), (194, 104661), (261, 77794), (291, 69774), (401, 50634), (522, 38897), (582, 34887), (802, 25317), (873, 23258), (1203, 16878), (1746, 11629), (2406, 8439), (2813, 7218), (3609, 5626)]