20305584

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{10847}}^1$

素因数の和:10874

約数の個数: 60

約数和(自身を含む): 61204416

約数和(自身を除く): 40898832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 10847, 21694, 32541, 43388, 65082, 86776, 97623, 130164, 141011, 173552, 195246, 260328, 282022, 390492, 423033, 520656, 564044, 780984, 846066, 1128088, 1269099, 1561968, 1692132, 2256176, 2538198, 3384264, 5076396, 6768528, 10152792, 20305584]

約数ペア:

[(1, 20305584), (2, 10152792), (3, 6768528), (4, 5076396), (6, 3384264), (8, 2538198), (9, 2256176), (12, 1692132), (13, 1561968), (16, 1269099), (18, 1128088), (24, 846066), (26, 780984), (36, 564044), (39, 520656), (48, 423033), (52, 390492), (72, 282022), (78, 260328), (104, 195246), (117, 173552), (144, 141011), (156, 130164), (208, 97623), (234, 86776), (312, 65082), (468, 43388), (624, 32541), (936, 21694), (1872, 10847)]