20020718

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{22907}}^1$

素因数の和:22951

約数の個数: 16

約数和(自身を含む): 32987520

約数和(自身を除く): 12966802

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 22907, 45814, 435233, 526861, 870466, 1053722, 10010359, 20020718]

約数ペア:

[(1, 20020718), (2, 10010359), (19, 1053722), (23, 870466), (38, 526861), (46, 435233), (437, 45814), (874, 22907)]