20358424

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{887}}^1$

素因数の和:1063

約数の個数: 32

約数和(自身を含む): 40492800

約数和(自身を除く): 20134376

約数列:

[1, 2, 4, 8, 19, 38, 76, 151, 152, 302, 604, 887, 1208, 1774, 2869, 3548, 5738, 7096, 11476, 16853, 22952, 33706, 67412, 133937, 134824, 267874, 535748, 1071496, 2544803, 5089606, 10179212, 20358424]

約数ペア:

[(1, 20358424), (2, 10179212), (4, 5089606), (8, 2544803), (19, 1071496), (38, 535748), (76, 267874), (151, 134824), (152, 133937), (302, 67412), (604, 33706), (887, 22952), (1208, 16853), (1774, 11476), (2869, 7096), (3548, 5738)]