19415997

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{10733}}^1$

素因数の和:10809

約数の個数: 16

約数和(自身を含む): 29196480

約数和(自身を除く): 9780483

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 10733, 32199, 96597, 289791, 719111, 2157333, 6471999, 19415997]

約数ペア:

[(1, 19415997), (3, 6471999), (9, 2157333), (27, 719111), (67, 289791), (201, 96597), (603, 32199), (1809, 10733)]