20433805

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 29767680

約数和(自身を除く): 9333875

約数列:

[1, 5, 7, 31, 35, 37, 155, 185, 217, 259, 509, 1085, 1147, 1295, 2545, 3563, 5735, 8029, 15779, 17815, 18833, 40145, 78895, 94165, 110453, 131831, 552265, 583823, 659155, 2919115, 4086761, 20433805]

約数ペア:

[(1, 20433805), (5, 4086761), (7, 2919115), (31, 659155), (35, 583823), (37, 552265), (155, 131831), (185, 110453), (217, 94165), (259, 78895), (509, 40145), (1085, 18833), (1147, 17815), (1295, 15779), (2545, 8029), (3563, 5735)]