12019221

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{4621}}^1$

素因数の和:4661

約数の個数: 18

約数和(自身を含む): 18446402

約数和(自身を除く): 6427181

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 4621, 13863, 41589, 78557, 235671, 707013, 1335469, 4006407, 12019221]

約数ペア:

[(1, 12019221), (3, 4006407), (9, 1335469), (17, 707013), (51, 235671), (153, 78557), (289, 41589), (867, 13863), (2601, 4621)]