31293494

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:512

約数の個数: 32

約数和(自身を含む): 51948000

約数和(自身を除く): 20654506

約数列:

[1, 2, 19, 29, 38, 58, 73, 146, 389, 551, 778, 1102, 1387, 2117, 2774, 4234, 7391, 11281, 14782, 22562, 28397, 40223, 56794, 80446, 214339, 428678, 539543, 823513, 1079086, 1647026, 15646747, 31293494]

約数ペア:

[(1, 31293494), (2, 15646747), (19, 1647026), (29, 1079086), (38, 823513), (58, 539543), (73, 428678), (146, 214339), (389, 80446), (551, 56794), (778, 40223), (1102, 28397), (1387, 22562), (2117, 14782), (2774, 11281), (4234, 7391)]