20567858

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 34069248

約数和(自身を除く): 13501390

約数列:

[1, 2, 17, 34, 47, 61, 94, 122, 211, 422, 799, 1037, 1598, 2074, 2867, 3587, 5734, 7174, 9917, 12871, 19834, 25742, 48739, 97478, 168589, 218807, 337178, 437614, 604937, 1209874, 10283929, 20567858]

約数ペア:

[(1, 20567858), (2, 10283929), (17, 1209874), (34, 604937), (47, 437614), (61, 337178), (94, 218807), (122, 168589), (211, 97478), (422, 48739), (799, 25742), (1037, 19834), (1598, 12871), (2074, 9917), (2867, 7174), (3587, 5734)]