20565800206

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{252881}}^1$

素因数の和:253084

約数の個数: 32

約数和(自身を含む): 36439284672

約数和(自身を除く): 15873484466

約数列:

[1, 2, 7, 14, 37, 74, 157, 259, 314, 518, 1099, 2198, 5809, 11618, 40663, 81326, 252881, 505762, 1770167, 3540334, 9356597, 18713194, 39702317, 65496179, 79404634, 130992358, 277916219, 555832438, 1468985729, 2937971458, 10282900103, 20565800206]

約数ペア:

[(1, 20565800206), (2, 10282900103), (7, 2937971458), (14, 1468985729), (37, 555832438), (74, 277916219), (157, 130992358), (259, 79404634), (314, 65496179), (518, 39702317), (1099, 18713194), (2198, 9356597), (5809, 3540334), (11618, 1770167), (40663, 505762), (81326, 252881)]