20686268163

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{188983}}^1$

素因数の和:189135

約数の個数: 32

約数和(自身を含む): 31350177792

約数和(自身を除く): 10663909629

約数列:

[1, 3, 11, 31, 33, 93, 107, 321, 341, 1023, 1177, 3317, 3531, 9951, 36487, 109461, 188983, 566949, 2078813, 5858473, 6236439, 17575419, 20221181, 60663543, 64443203, 193329609, 222432991, 626856611, 667298973, 1880569833, 6895422721, 20686268163]

約数ペア:

[(1, 20686268163), (3, 6895422721), (11, 1880569833), (31, 667298973), (33, 626856611), (93, 222432991), (107, 193329609), (321, 64443203), (341, 60663543), (1023, 20221181), (1177, 17575419), (3317, 6236439), (3531, 5858473), (9951, 2078813), (36487, 566949), (109461, 188983)]