204808516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{1021}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 403828992

約数和(自身を除く): 199020476

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 97, 188, 194, 388, 517, 1021, 1034, 1067, 2042, 2068, 2134, 4084, 4268, 4559, 9118, 11231, 18236, 22462, 44924, 47987, 50149, 95974, 99037, 100298, 191948, 198074, 200596, 396148, 527857, 1055714, 1089407, 2111428, 2178814, 4357628, 4654739, 9309478, 18618956, 51202129, 102404258, 204808516]

約数ペア:

[(1, 204808516), (2, 102404258), (4, 51202129), (11, 18618956), (22, 9309478), (44, 4654739), (47, 4357628), (94, 2178814), (97, 2111428), (188, 1089407), (194, 1055714), (388, 527857), (517, 396148), (1021, 200596), (1034, 198074), (1067, 191948), (2042, 100298), (2068, 99037), (2134, 95974), (4084, 50149), (4268, 47987), (4559, 44924), (9118, 22462), (11231, 18236)]