20582478

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3203}}^1$

素因数の和:3238

約数の個数: 64

約数和(自身を含む): 55365120

約数和(自身を除く): 34782642

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 102, 119, 126, 153, 189, 238, 306, 357, 378, 459, 714, 918, 1071, 2142, 3203, 3213, 6406, 6426, 9609, 19218, 22421, 28827, 44842, 54451, 57654, 67263, 86481, 108902, 134526, 163353, 172962, 201789, 326706, 381157, 403578, 490059, 605367, 762314, 980118, 1143471, 1210734, 1470177, 2286942, 2940354, 3430413, 6860826, 10291239, 20582478]

約数ペア:

[(1, 20582478), (2, 10291239), (3, 6860826), (6, 3430413), (7, 2940354), (9, 2286942), (14, 1470177), (17, 1210734), (18, 1143471), (21, 980118), (27, 762314), (34, 605367), (42, 490059), (51, 403578), (54, 381157), (63, 326706), (102, 201789), (119, 172962), (126, 163353), (153, 134526), (189, 108902), (238, 86481), (306, 67263), (357, 57654), (378, 54451), (459, 44842), (714, 28827), (918, 22421), (1071, 19218), (2142, 9609), (3203, 6426), (3213, 6406)]