20688523892

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1\times {\mathrm{1009}}^1$

素因数の和:1656

約数の個数: 48

約数和(自身を含む): 37010601600

約数和(自身を除く): 16322077708

約数列:

[1, 2, 4, 83, 151, 166, 302, 332, 409, 604, 818, 1009, 1636, 2018, 4036, 12533, 25066, 33947, 50132, 61759, 67894, 83747, 123518, 135788, 152359, 167494, 247036, 304718, 334988, 412681, 609436, 825362, 1650724, 5125997, 10251994, 12645797, 20503988, 25291594, 34252523, 50583188, 62314831, 68505046, 124629662, 137010092, 249259324, 5172130973, 10344261946, 20688523892]

約数ペア:

[(1, 20688523892), (2, 10344261946), (4, 5172130973), (83, 249259324), (151, 137010092), (166, 124629662), (302, 68505046), (332, 62314831), (409, 50583188), (604, 34252523), (818, 25291594), (1009, 20503988), (1636, 12645797), (2018, 10251994), (4036, 5125997), (12533, 1650724), (25066, 825362), (33947, 609436), (50132, 412681), (61759, 334988), (67894, 304718), (83747, 247036), (123518, 167494), (135788, 152359)]