20843498

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{19553}}^1$

素因数の和:19609

約数の個数: 16

約数和(自身を含む): 34493256

約数和(自身を除く): 13649758

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 19553, 39106, 254189, 508378, 801673, 1603346, 10421749, 20843498]

約数ペア:

[(1, 20843498), (2, 10421749), (13, 1603346), (26, 801673), (41, 508378), (82, 254189), (533, 39106), (1066, 19553)]