72181854

素因数分解:

$2^1\times 3^4\times {\mathrm{445567}}^1$

素因数の和:445581

約数の個数: 20

約数和(自身を含む): 161741184

約数和(自身を除く): 89559330

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 445567, 891134, 1336701, 2673402, 4010103, 8020206, 12030309, 24060618, 36090927, 72181854]

約数ペア:

[(1, 72181854), (2, 36090927), (3, 24060618), (6, 12030309), (9, 8020206), (18, 4010103), (27, 2673402), (54, 1336701), (81, 891134), (162, 445567)]