19704425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3191}}^1$

素因数の和:3233

約数の個数: 24

約数和(自身を含む): 27706560

約数和(自身を除く): 8002135

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 3191, 6175, 15955, 41483, 60629, 79775, 207415, 303145, 788177, 1037075, 1515725, 3940885, 19704425]

約数ペア:

[(1, 19704425), (5, 3940885), (13, 1515725), (19, 1037075), (25, 788177), (65, 303145), (95, 207415), (247, 79775), (325, 60629), (475, 41483), (1235, 15955), (3191, 6175)]