20321566304

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{2671}}^1\times {\mathrm{18289}}^1$

素因数の和:20983

約数の個数: 48

約数和(自身を含む): 43104116160

約数和(自身を除く): 22782549856

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 2671, 5342, 10684, 18289, 21368, 34723, 36578, 42736, 69446, 73156, 85472, 138892, 146312, 237757, 277784, 292624, 475514, 555568, 585248, 951028, 1111136, 1902056, 3804112, 7608224, 48849919, 97699838, 195399676, 390799352, 635048947, 781598704, 1270097894, 1563197408, 2540195788, 5080391576, 10160783152, 20321566304]

約数ペア:

[(1, 20321566304), (2, 10160783152), (4, 5080391576), (8, 2540195788), (13, 1563197408), (16, 1270097894), (26, 781598704), (32, 635048947), (52, 390799352), (104, 195399676), (208, 97699838), (416, 48849919), (2671, 7608224), (5342, 3804112), (10684, 1902056), (18289, 1111136), (21368, 951028), (34723, 585248), (36578, 555568), (42736, 475514), (69446, 292624), (73156, 277784), (85472, 237757), (138892, 146312)]