20061428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 39481344

約数和(自身を除く): 19419916

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 101, 127, 202, 254, 391, 404, 508, 782, 1564, 1717, 2159, 2323, 2921, 3434, 4318, 4646, 5842, 6868, 8636, 9292, 11684, 12827, 25654, 39491, 49657, 51308, 78982, 99314, 157964, 198628, 218059, 295021, 436118, 590042, 872236, 1180084, 5015357, 10030714, 20061428]

約数ペア:

[(1, 20061428), (2, 10030714), (4, 5015357), (17, 1180084), (23, 872236), (34, 590042), (46, 436118), (68, 295021), (92, 218059), (101, 198628), (127, 157964), (202, 99314), (254, 78982), (391, 51308), (404, 49657), (508, 39491), (782, 25654), (1564, 12827), (1717, 11684), (2159, 9292), (2323, 8636), (2921, 6868), (3434, 5842), (4318, 4646)]