1389424

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{2347}}^1$

素因数の和:2392

約数の個数: 20

約数和(自身を含む): 2765944

約数和(自身を除く): 1376520

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 2347, 4694, 9388, 18776, 37552, 86839, 173678, 347356, 694712, 1389424]

約数ペア:

[(1, 1389424), (2, 694712), (4, 347356), (8, 173678), (16, 86839), (37, 37552), (74, 18776), (148, 9388), (296, 4694), (592, 2347)]