19940784

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{8839}}^1$

素因数の和:8897

約数の個数: 40

約数和(自身を含む): 52615680

約数和(自身を除く): 32674896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 564, 752, 1128, 2256, 8839, 17678, 26517, 35356, 53034, 70712, 106068, 141424, 212136, 415433, 424272, 830866, 1246299, 1661732, 2492598, 3323464, 4985196, 6646928, 9970392, 19940784]

約数ペア:

[(1, 19940784), (2, 9970392), (3, 6646928), (4, 4985196), (6, 3323464), (8, 2492598), (12, 1661732), (16, 1246299), (24, 830866), (47, 424272), (48, 415433), (94, 212136), (141, 141424), (188, 106068), (282, 70712), (376, 53034), (564, 35356), (752, 26517), (1128, 17678), (2256, 8839)]