18479887654

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{13171}}^1\times {\mathrm{36923}}^1$

素因数の和:50115

約数の個数: 16

約数和(自身を含む): 29181775680

約数和(自身を除く): 10701888026

約数列:

[1, 2, 19, 38, 13171, 26342, 36923, 73846, 250249, 500498, 701537, 1403074, 486312833, 972625666, 9239943827, 18479887654]

約数ペア:

[(1, 18479887654), (2, 9239943827), (19, 972625666), (38, 486312833), (13171, 1403074), (26342, 701537), (36923, 500498), (73846, 250249)]