18766072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9497}}^1$

素因数の和:9535

約数の個数: 32

約数和(自身を含む): 39891600

約数和(自身を除く): 21125528

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 9497, 18994, 37988, 75976, 123461, 180443, 246922, 360886, 493844, 721772, 987688, 1443544, 2345759, 4691518, 9383036, 18766072]

約数ペア:

[(1, 18766072), (2, 9383036), (4, 4691518), (8, 2345759), (13, 1443544), (19, 987688), (26, 721772), (38, 493844), (52, 360886), (76, 246922), (104, 180443), (152, 123461), (247, 75976), (494, 37988), (988, 18994), (1976, 9497)]