208884844

素因数分解:

$2^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{10987}}^1$

素因数の和:11102

約数の個数: 36

約数和(自身を含む): 429652776

約数和(自身を除く): 220767932

約数列:

[1, 2, 4, 7, 14, 28, 49, 97, 98, 194, 196, 388, 679, 1358, 2716, 4753, 9506, 10987, 19012, 21974, 43948, 76909, 153818, 307636, 538363, 1065739, 1076726, 2131478, 2153452, 4262956, 7460173, 14920346, 29840692, 52221211, 104442422, 208884844]

約数ペア:

[(1, 208884844), (2, 104442422), (4, 52221211), (7, 29840692), (14, 14920346), (28, 7460173), (49, 4262956), (97, 2153452), (98, 2131478), (194, 1076726), (196, 1065739), (388, 538363), (679, 307636), (1358, 153818), (2716, 76909), (4753, 43948), (9506, 21974), (10987, 19012)]