18394992021

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{379}}^1\times {\mathrm{23827}}^1$

素因数の和:24313

約数の個数: 32

約数和(自身を含む): 28395351040

約数和(自身を除く): 10000359019

約数列:

[1, 3, 7, 21, 97, 291, 379, 679, 1137, 2037, 2653, 7959, 23827, 36763, 71481, 110289, 166789, 257341, 500367, 772023, 2311219, 6933657, 9030433, 16178533, 27091299, 48535599, 63213031, 189639093, 875952001, 2627856003, 6131664007, 18394992021]

約数ペア:

[(1, 18394992021), (3, 6131664007), (7, 2627856003), (21, 875952001), (97, 189639093), (291, 63213031), (379, 48535599), (679, 27091299), (1137, 16178533), (2037, 9030433), (2653, 6933657), (7959, 2311219), (23827, 772023), (36763, 500367), (71481, 257341), (110289, 166789)]