15620774

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 26906880

約数和(自身を除く): 11286106

約数列:

[1, 2, 13, 19, 26, 38, 103, 206, 247, 307, 494, 614, 1339, 1957, 2678, 3914, 3991, 5833, 7982, 11666, 25441, 31621, 50882, 63242, 75829, 151658, 411073, 600799, 822146, 1201598, 7810387, 15620774]

約数ペア:

[(1, 15620774), (2, 7810387), (13, 1201598), (19, 822146), (26, 600799), (38, 411073), (103, 151658), (206, 75829), (247, 63242), (307, 50882), (494, 31621), (614, 25441), (1339, 11666), (1957, 7982), (2678, 5833), (3914, 3991)]