20000036

素因数分解:

$2^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{1523}}^1$

素因数の和:1608

約数の個数: 36

約数和(自身を含む): 41349168

約数和(自身を除く): 21349132

約数列:

[1, 2, 4, 7, 14, 28, 49, 67, 98, 134, 196, 268, 469, 938, 1523, 1876, 3046, 3283, 6092, 6566, 10661, 13132, 21322, 42644, 74627, 102041, 149254, 204082, 298508, 408164, 714287, 1428574, 2857148, 5000009, 10000018, 20000036]

約数ペア:

[(1, 20000036), (2, 10000018), (4, 5000009), (7, 2857148), (14, 1428574), (28, 714287), (49, 408164), (67, 298508), (98, 204082), (134, 149254), (196, 102041), (268, 74627), (469, 42644), (938, 21322), (1523, 13132), (1876, 10661), (3046, 6566), (3283, 6092)]