19106974655

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{27631}}^1$

素因数の和:27935

約数の個数: 32

約数和(自身を含む): 25067750400

約数和(自身を除く): 5960775745

約数列:

[1, 5, 19, 29, 95, 145, 251, 551, 1255, 2755, 4769, 7279, 23845, 27631, 36395, 138155, 138301, 524989, 691505, 801299, 2624945, 4006495, 6935381, 15224681, 34676905, 76123405, 131772239, 201126049, 658861195, 1005630245, 3821394931, 19106974655]

約数ペア:

[(1, 19106974655), (5, 3821394931), (19, 1005630245), (29, 658861195), (95, 201126049), (145, 131772239), (251, 76123405), (551, 34676905), (1255, 15224681), (2755, 6935381), (4769, 4006495), (7279, 2624945), (23845, 801299), (27631, 691505), (36395, 524989), (138155, 138301)]