18860410

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 35117712

約数和(自身を除く): 16257302

約数列:

[1, 2, 5, 10, 41, 82, 157, 205, 293, 314, 410, 586, 785, 1465, 1570, 2930, 6437, 12013, 12874, 24026, 32185, 46001, 60065, 64370, 92002, 120130, 230005, 460010, 1886041, 3772082, 9430205, 18860410]

約数ペア:

[(1, 18860410), (2, 9430205), (5, 3772082), (10, 1886041), (41, 460010), (82, 230005), (157, 120130), (205, 92002), (293, 64370), (314, 60065), (410, 46001), (586, 32185), (785, 24026), (1465, 12874), (1570, 12013), (2930, 6437)]