20365408088

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1\times {\mathrm{2683}}^1$

素因数の和:3088

約数の個数: 64

約数和(自身を含む): 39907000320

約数和(自身を除く): 19541592232

約数列:

[1, 2, 4, 8, 31, 62, 124, 127, 241, 248, 254, 482, 508, 964, 1016, 1928, 2683, 3937, 5366, 7471, 7874, 10732, 14942, 15748, 21464, 29884, 30607, 31496, 59768, 61214, 83173, 122428, 166346, 244856, 332692, 340741, 646603, 665384, 681482, 948817, 1293206, 1362964, 1897634, 2586412, 2725928, 3795268, 5172824, 7590536, 10562971, 20044693, 21125942, 40089386, 42251884, 80178772, 82118581, 84503768, 160357544, 164237162, 328474324, 656948648, 2545676011, 5091352022, 10182704044, 20365408088]

約数ペア:

[(1, 20365408088), (2, 10182704044), (4, 5091352022), (8, 2545676011), (31, 656948648), (62, 328474324), (124, 164237162), (127, 160357544), (241, 84503768), (248, 82118581), (254, 80178772), (482, 42251884), (508, 40089386), (964, 21125942), (1016, 20044693), (1928, 10562971), (2683, 7590536), (3937, 5172824), (5366, 3795268), (7471, 2725928), (7874, 2586412), (10732, 1897634), (14942, 1362964), (15748, 1293206), (21464, 948817), (29884, 681482), (30607, 665384), (31496, 646603), (59768, 340741), (61214, 332692), (83173, 244856), (122428, 166346)]