19906832

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5953}}^1$

素因数の和:5991

約数の個数: 40

約数和(自身を含む): 44297760

約数和(自身を除く): 24390928

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 5953, 11906, 23812, 47624, 65483, 95248, 113107, 130966, 226214, 261932, 452428, 523864, 904856, 1047728, 1244177, 1809712, 2488354, 4976708, 9953416, 19906832]

約数ペア:

[(1, 19906832), (2, 9953416), (4, 4976708), (8, 2488354), (11, 1809712), (16, 1244177), (19, 1047728), (22, 904856), (38, 523864), (44, 452428), (76, 261932), (88, 226214), (152, 130966), (176, 113107), (209, 95248), (304, 65483), (418, 47624), (836, 23812), (1672, 11906), (3344, 5953)]