19540848

素因数分解:

$2^4\times 3^1\times {\mathrm{157}}^1\times {\mathrm{2593}}^1$

素因数の和:2761

約数の個数: 40

約数和(自身を含む): 50821648

約数和(自身を除く): 31280800

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 157, 314, 471, 628, 942, 1256, 1884, 2512, 2593, 3768, 5186, 7536, 7779, 10372, 15558, 20744, 31116, 41488, 62232, 124464, 407101, 814202, 1221303, 1628404, 2442606, 3256808, 4885212, 6513616, 9770424, 19540848]

約数ペア:

[(1, 19540848), (2, 9770424), (3, 6513616), (4, 4885212), (6, 3256808), (8, 2442606), (12, 1628404), (16, 1221303), (24, 814202), (48, 407101), (157, 124464), (314, 62232), (471, 41488), (628, 31116), (942, 20744), (1256, 15558), (1884, 10372), (2512, 7779), (2593, 7536), (3768, 5186)]