20334944

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3947}}^1$

素因数の和:3987

約数の個数: 48

約数和(自身を含む): 47755008

約数和(自身を除く): 27420064

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 3947, 5152, 7894, 15788, 27629, 31576, 55258, 63152, 90781, 110516, 126304, 181562, 221032, 363124, 442064, 635467, 726248, 884128, 1270934, 1452496, 2541868, 2904992, 5083736, 10167472, 20334944]

約数ペア:

[(1, 20334944), (2, 10167472), (4, 5083736), (7, 2904992), (8, 2541868), (14, 1452496), (16, 1270934), (23, 884128), (28, 726248), (32, 635467), (46, 442064), (56, 363124), (92, 221032), (112, 181562), (161, 126304), (184, 110516), (224, 90781), (322, 63152), (368, 55258), (644, 31576), (736, 27629), (1288, 15788), (2576, 7894), (3947, 5152)]