20147200904

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{254873}}^1$

素因数の和:255161

約数の個数: 32

約数和(自身を含む): 38858090040

約数和(自身を除く): 18710889136

約数列:

[1, 2, 4, 8, 41, 82, 164, 241, 328, 482, 964, 1928, 9881, 19762, 39524, 79048, 254873, 509746, 1019492, 2038984, 10449793, 20899586, 41799172, 61424393, 83598344, 122848786, 245697572, 491395144, 2518400113, 5036800226, 10073600452, 20147200904]

約数ペア:

[(1, 20147200904), (2, 10073600452), (4, 5036800226), (8, 2518400113), (41, 491395144), (82, 245697572), (164, 122848786), (241, 83598344), (328, 61424393), (482, 41799172), (964, 20899586), (1928, 10449793), (9881, 2038984), (19762, 1019492), (39524, 509746), (79048, 254873)]