20293648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74609}}^1$

素因数の和:74634

約数の個数: 20

約数和(自身を含む): 41632380

約数和(自身を除く): 21338732

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74609, 149218, 298436, 596872, 1193744, 1268353, 2536706, 5073412, 10146824, 20293648]

約数ペア:

[(1, 20293648), (2, 10146824), (4, 5073412), (8, 2536706), (16, 1268353), (17, 1193744), (34, 596872), (68, 298436), (136, 149218), (272, 74609)]