20267896

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2113}}^1$

素因数の和:2239

約数の個数: 32

約数和(自身を含む): 41857200

約数和(自身を除く): 21589304

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 109, 218, 436, 872, 1199, 2113, 2398, 4226, 4796, 8452, 9592, 16904, 23243, 46486, 92972, 185944, 230317, 460634, 921268, 1842536, 2533487, 5066974, 10133948, 20267896]

約数ペア:

[(1, 20267896), (2, 10133948), (4, 5066974), (8, 2533487), (11, 1842536), (22, 921268), (44, 460634), (88, 230317), (109, 185944), (218, 92972), (436, 46486), (872, 23243), (1199, 16904), (2113, 9592), (2398, 8452), (4226, 4796)]