20218746968

素因数分解:

$2^3\times 7^1\times {\mathrm{4241}}^1\times {\mathrm{85133}}^1$

素因数の和:89387

約数の個数: 32

約数和(自身を含む): 43336611360

約数和(自身を除く): 23117864392

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 4241, 8482, 16964, 29687, 33928, 59374, 85133, 118748, 170266, 237496, 340532, 595931, 681064, 1191862, 2383724, 4767448, 361049053, 722098106, 1444196212, 2527343371, 2888392424, 5054686742, 10109373484, 20218746968]

約数ペア:

[(1, 20218746968), (2, 10109373484), (4, 5054686742), (7, 2888392424), (8, 2527343371), (14, 1444196212), (28, 722098106), (56, 361049053), (4241, 4767448), (8482, 2383724), (16964, 1191862), (29687, 681064), (33928, 595931), (59374, 340532), (85133, 237496), (118748, 170266)]