18439694

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1427}}^1$

素因数の和:1520

約数の個数: 32

約数和(自身を含む): 34546176

約数和(自身を除く): 16106482

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 142, 182, 497, 923, 994, 1427, 1846, 2854, 6461, 9989, 12922, 18551, 19978, 37102, 101317, 129857, 202634, 259714, 709219, 1317121, 1418438, 2634242, 9219847, 18439694]

約数ペア:

[(1, 18439694), (2, 9219847), (7, 2634242), (13, 1418438), (14, 1317121), (26, 709219), (71, 259714), (91, 202634), (142, 129857), (182, 101317), (497, 37102), (923, 19978), (994, 18551), (1427, 12922), (1846, 9989), (2854, 6461)]