72989678

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{51913}}^1$

素因数の和:51971

約数の個数: 16

約数和(自身を含む): 118363920

約数和(自身を除く): 45374242

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 51913, 103826, 986347, 1920781, 1972694, 3841562, 36494839, 72989678]

約数ペア:

[(1, 72989678), (2, 36494839), (19, 3841562), (37, 1972694), (38, 1920781), (74, 986347), (703, 103826), (1406, 51913)]