20736848

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1997}}^1$

素因数の和:2075

約数の個数: 40

約数和(自身を含む): 44595360

約数和(自身を除く): 23858512

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 59, 88, 118, 176, 236, 472, 649, 944, 1298, 1997, 2596, 3994, 5192, 7988, 10384, 15976, 21967, 31952, 43934, 87868, 117823, 175736, 235646, 351472, 471292, 942584, 1296053, 1885168, 2592106, 5184212, 10368424, 20736848]

約数ペア:

[(1, 20736848), (2, 10368424), (4, 5184212), (8, 2592106), (11, 1885168), (16, 1296053), (22, 942584), (44, 471292), (59, 351472), (88, 235646), (118, 175736), (176, 117823), (236, 87868), (472, 43934), (649, 31952), (944, 21967), (1298, 15976), (1997, 10384), (2596, 7988), (3994, 5192)]