18553936

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{68213}}^1$

素因数の和:68238

約数の個数: 20

約数和(自身を含む): 38063412

約数和(自身を除く): 19509476

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 68213, 136426, 272852, 545704, 1091408, 1159621, 2319242, 4638484, 9276968, 18553936]

約数ペア:

[(1, 18553936), (2, 9276968), (4, 4638484), (8, 2319242), (16, 1159621), (17, 1091408), (34, 545704), (68, 272852), (136, 136426), (272, 68213)]