20402652

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{971}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 50948352

約数和(自身を除く): 30545700

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 103, 204, 206, 309, 412, 618, 971, 1236, 1751, 1942, 2913, 3502, 3884, 5253, 5826, 7004, 10506, 11652, 16507, 21012, 33014, 49521, 66028, 99042, 100013, 198084, 200026, 300039, 400052, 600078, 1200156, 1700221, 3400442, 5100663, 6800884, 10201326, 20402652]

約数ペア:

[(1, 20402652), (2, 10201326), (3, 6800884), (4, 5100663), (6, 3400442), (12, 1700221), (17, 1200156), (34, 600078), (51, 400052), (68, 300039), (102, 200026), (103, 198084), (204, 100013), (206, 99042), (309, 66028), (412, 49521), (618, 33014), (971, 21012), (1236, 16507), (1751, 11652), (1942, 10506), (2913, 7004), (3502, 5826), (3884, 5253)]