19694944

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1117}}^1$

素因数の和:1175

約数の個数: 48

約数和(自身を含む): 42260400

約数和(自身を除く): 22565456

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 76, 116, 152, 232, 304, 464, 551, 608, 928, 1102, 1117, 2204, 2234, 4408, 4468, 8816, 8936, 17632, 17872, 21223, 32393, 35744, 42446, 64786, 84892, 129572, 169784, 259144, 339568, 518288, 615467, 679136, 1036576, 1230934, 2461868, 4923736, 9847472, 19694944]

約数ペア:

[(1, 19694944), (2, 9847472), (4, 4923736), (8, 2461868), (16, 1230934), (19, 1036576), (29, 679136), (32, 615467), (38, 518288), (58, 339568), (76, 259144), (116, 169784), (152, 129572), (232, 84892), (304, 64786), (464, 42446), (551, 35744), (608, 32393), (928, 21223), (1102, 17872), (1117, 17632), (2204, 8936), (2234, 8816), (4408, 4468)]