201381190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{11909}}^1$

素因数の和:12024

約数の個数: 32

約数和(自身を含む): 385884000

約数和(自身を除く): 184502810

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 445, 890, 1691, 3382, 8455, 11909, 16910, 23818, 59545, 119090, 226271, 452542, 1059901, 1131355, 2119802, 2262710, 5299505, 10599010, 20138119, 40276238, 100690595, 201381190]

約数ペア:

[(1, 201381190), (2, 100690595), (5, 40276238), (10, 20138119), (19, 10599010), (38, 5299505), (89, 2262710), (95, 2119802), (178, 1131355), (190, 1059901), (445, 452542), (890, 226271), (1691, 119090), (3382, 59545), (8455, 23818), (11909, 16910)]