19301375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 26417664

約数和(自身を除く): 7116289

約数列:

[1, 5, 17, 25, 31, 85, 125, 155, 293, 425, 527, 775, 1465, 2125, 2635, 3875, 4981, 7325, 9083, 13175, 24905, 36625, 45415, 65875, 124525, 154411, 227075, 622625, 772055, 1135375, 3860275, 19301375]

約数ペア:

[(1, 19301375), (5, 3860275), (17, 1135375), (25, 772055), (31, 622625), (85, 227075), (125, 154411), (155, 124525), (293, 65875), (425, 45415), (527, 36625), (775, 24905), (1465, 13175), (2125, 9083), (2635, 7325), (3875, 4981)]