220509616

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{227}}^1\times {\mathrm{557}}^1$

素因数の和:901

約数の個数: 40

約数和(自身を含む): 433833840

約数和(自身を除く): 213324224

約数列:

[1, 2, 4, 8, 16, 109, 218, 227, 436, 454, 557, 872, 908, 1114, 1744, 1816, 2228, 3632, 4456, 8912, 24743, 49486, 60713, 98972, 121426, 126439, 197944, 242852, 252878, 395888, 485704, 505756, 971408, 1011512, 2023024, 13781851, 27563702, 55127404, 110254808, 220509616]

約数ペア:

[(1, 220509616), (2, 110254808), (4, 55127404), (8, 27563702), (16, 13781851), (109, 2023024), (218, 1011512), (227, 971408), (436, 505756), (454, 485704), (557, 395888), (872, 252878), (908, 242852), (1114, 197944), (1744, 126439), (1816, 121426), (2228, 98972), (3632, 60713), (4456, 49486), (8912, 24743)]