20736110

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1013}}^1$

素因数の和:1132

約数の個数: 32

約数和(自身を含む): 39424320

約数和(自身を除く): 18688210

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 1013, 2026, 2047, 4094, 5065, 10130, 10235, 20470, 23299, 46598, 90157, 116495, 180314, 232990, 450785, 901570, 2073611, 4147222, 10368055, 20736110]

約数ペア:

[(1, 20736110), (2, 10368055), (5, 4147222), (10, 2073611), (23, 901570), (46, 450785), (89, 232990), (115, 180314), (178, 116495), (230, 90157), (445, 46598), (890, 23299), (1013, 20470), (2026, 10235), (2047, 10130), (4094, 5065)]