19531435

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 29578752

約数和(自身を除く): 10047317

約数列:

[1, 5, 7, 11, 35, 55, 77, 97, 385, 485, 523, 679, 1067, 2615, 3395, 3661, 5335, 5753, 7469, 18305, 28765, 37345, 40271, 50731, 201355, 253655, 355117, 558041, 1775585, 2790205, 3906287, 19531435]

約数ペア:

[(1, 19531435), (5, 3906287), (7, 2790205), (11, 1775585), (35, 558041), (55, 355117), (77, 253655), (97, 201355), (385, 50731), (485, 40271), (523, 37345), (679, 28765), (1067, 18305), (2615, 7469), (3395, 5753), (3661, 5335)]