20343928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1531}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 41915520

約数和(自身を除く): 21571592

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 151, 302, 604, 1208, 1531, 1661, 3062, 3322, 6124, 6644, 12248, 13288, 16841, 33682, 67364, 134728, 231181, 462362, 924724, 1849448, 2542991, 5085982, 10171964, 20343928]

約数ペア:

[(1, 20343928), (2, 10171964), (4, 5085982), (8, 2542991), (11, 1849448), (22, 924724), (44, 462362), (88, 231181), (151, 134728), (302, 67364), (604, 33682), (1208, 16841), (1531, 13288), (1661, 12248), (3062, 6644), (3322, 6124)]