20533148

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3701}}^1$

素因数の和:3797

約数の個数: 24

約数和(自身を含む): 38352720

約数和(自身を除く): 17819572

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 292, 1387, 2774, 3701, 5548, 7402, 14804, 70319, 140638, 270173, 281276, 540346, 1080692, 5133287, 10266574, 20533148]

約数ペア:

[(1, 20533148), (2, 10266574), (4, 5133287), (19, 1080692), (38, 540346), (73, 281276), (76, 270173), (146, 140638), (292, 70319), (1387, 14804), (2774, 7402), (3701, 5548)]