20579248

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{75659}}^1$

素因数の和:75684

約数の個数: 20

約数和(自身を含む): 42218280

約数和(自身を除く): 21639032

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 75659, 151318, 302636, 605272, 1210544, 1286203, 2572406, 5144812, 10289624, 20579248]

約数ペア:

[(1, 20579248), (2, 10289624), (4, 5144812), (8, 2572406), (16, 1286203), (17, 1210544), (34, 605272), (68, 302636), (136, 151318), (272, 75659)]