20342724

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 49109760

約数和(自身を除く): 28767036

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 173, 239, 246, 346, 478, 492, 519, 692, 717, 956, 1038, 1434, 2076, 2868, 7093, 9799, 14186, 19598, 21279, 28372, 29397, 39196, 41347, 42558, 58794, 82694, 85116, 117588, 124041, 165388, 248082, 496164, 1695227, 3390454, 5085681, 6780908, 10171362, 20342724]

約数ペア:

[(1, 20342724), (2, 10171362), (3, 6780908), (4, 5085681), (6, 3390454), (12, 1695227), (41, 496164), (82, 248082), (123, 165388), (164, 124041), (173, 117588), (239, 85116), (246, 82694), (346, 58794), (478, 42558), (492, 41347), (519, 39196), (692, 29397), (717, 28372), (956, 21279), (1038, 19598), (1434, 14186), (2076, 9799), (2868, 7093)]