20822892

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{991}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 51996672

約数和(自身を除く): 31173780

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 103, 204, 206, 309, 412, 618, 991, 1236, 1751, 1982, 2973, 3502, 3964, 5253, 5946, 7004, 10506, 11892, 16847, 21012, 33694, 50541, 67388, 101082, 102073, 202164, 204146, 306219, 408292, 612438, 1224876, 1735241, 3470482, 5205723, 6940964, 10411446, 20822892]

約数ペア:

[(1, 20822892), (2, 10411446), (3, 6940964), (4, 5205723), (6, 3470482), (12, 1735241), (17, 1224876), (34, 612438), (51, 408292), (68, 306219), (102, 204146), (103, 202164), (204, 102073), (206, 101082), (309, 67388), (412, 50541), (618, 33694), (991, 21012), (1236, 16847), (1751, 11892), (1982, 10506), (2973, 7004), (3502, 5946), (3964, 5253)]