19840824

素因数分解:

$2^3\times 3^2\times {\mathrm{239}}^1\times {\mathrm{1153}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 54007200

約数和(自身を除く): 34166376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 239, 478, 717, 956, 1153, 1434, 1912, 2151, 2306, 2868, 3459, 4302, 4612, 5736, 6918, 8604, 9224, 10377, 13836, 17208, 20754, 27672, 41508, 83016, 275567, 551134, 826701, 1102268, 1653402, 2204536, 2480103, 3306804, 4960206, 6613608, 9920412, 19840824]

約数ペア:

[(1, 19840824), (2, 9920412), (3, 6613608), (4, 4960206), (6, 3306804), (8, 2480103), (9, 2204536), (12, 1653402), (18, 1102268), (24, 826701), (36, 551134), (72, 275567), (239, 83016), (478, 41508), (717, 27672), (956, 20754), (1153, 17208), (1434, 13836), (1912, 10377), (2151, 9224), (2306, 8604), (2868, 6918), (3459, 5736), (4302, 4612)]