19838624

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{463}}^1$

素因数の和:589

約数の個数: 48

約数和(自身を含む): 42561792

約数和(自身を除く): 22723168

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 103, 104, 206, 208, 412, 416, 463, 824, 926, 1339, 1648, 1852, 2678, 3296, 3704, 5356, 6019, 7408, 10712, 12038, 14816, 21424, 24076, 42848, 47689, 48152, 95378, 96304, 190756, 192608, 381512, 619957, 763024, 1239914, 1526048, 2479828, 4959656, 9919312, 19838624]

約数ペア:

[(1, 19838624), (2, 9919312), (4, 4959656), (8, 2479828), (13, 1526048), (16, 1239914), (26, 763024), (32, 619957), (52, 381512), (103, 192608), (104, 190756), (206, 96304), (208, 95378), (412, 48152), (416, 47689), (463, 42848), (824, 24076), (926, 21424), (1339, 14816), (1648, 12038), (1852, 10712), (2678, 7408), (3296, 6019), (3704, 5356)]