28669366

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{641}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 49921920

約数和(自身を除く): 21252554

約数列:

[1, 2, 11, 19, 22, 38, 107, 209, 214, 418, 641, 1177, 1282, 2033, 2354, 4066, 7051, 12179, 14102, 22363, 24358, 44726, 68587, 133969, 137174, 267938, 754457, 1303153, 1508914, 2606306, 14334683, 28669366]

約数ペア:

[(1, 28669366), (2, 14334683), (11, 2606306), (19, 1508914), (22, 1303153), (38, 754457), (107, 267938), (209, 137174), (214, 133969), (418, 68587), (641, 44726), (1177, 24358), (1282, 22363), (2033, 14102), (2354, 12179), (4066, 7051)]