20774637568

素因数分解:

$2^{12}\times {\mathrm{17}}^1\times {\mathrm{298349}}^1$

素因数の和:298390

約数の個数: 52

約数和(自身を含む): 43988127300

約数和(自身を除く): 23213489732

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1024, 1088, 2048, 2176, 4096, 4352, 8704, 17408, 34816, 69632, 298349, 596698, 1193396, 2386792, 4773584, 5071933, 9547168, 10143866, 19094336, 20287732, 38188672, 40575464, 76377344, 81150928, 152754688, 162301856, 305509376, 324603712, 611018752, 649207424, 1222037504, 1298414848, 2596829696, 5193659392, 10387318784, 20774637568]

約数ペア:

[(1, 20774637568), (2, 10387318784), (4, 5193659392), (8, 2596829696), (16, 1298414848), (17, 1222037504), (32, 649207424), (34, 611018752), (64, 324603712), (68, 305509376), (128, 162301856), (136, 152754688), (256, 81150928), (272, 76377344), (512, 40575464), (544, 38188672), (1024, 20287732), (1088, 19094336), (2048, 10143866), (2176, 9547168), (4096, 5071933), (4352, 4773584), (8704, 2386792), (17408, 1193396), (34816, 596698), (69632, 298349)]