20171246.000000000

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{80963}}^1$

素因数の和:80997

約数の個数: 64

約数和(自身を含む): 971568000

約数和(自身を除く): 639295848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 80963, 161926, 242889, 323852, 485778, 647704, 728667, 971556, 1457334, 1538297, 1943112, 2186001, 2914668, 3076594, 4372002, 4614891, 5829336, 6153188, 8744004, 9229782, 12306376, 13844673, 17488008, 18459564, 27689346, 36919128, 41534019, 55378692, 83068038, 110757384, 166136076, 332272152]

約数ペア:

[(1, 332272152), (2, 166136076), (3, 110757384), (4, 83068038), (6, 55378692), (8, 41534019), (9, 36919128), (12, 27689346), (18, 18459564), (19, 17488008), (24, 13844673), (27, 12306376), (36, 9229782), (38, 8744004), (54, 6153188), (57, 5829336), (72, 4614891), (76, 4372002), (108, 3076594), (114, 2914668), (152, 2186001), (171, 1943112), (216, 1538297), (228, 1457334), (342, 971556), (456, 728667), (513, 647704), (684, 485778), (1026, 323852), (1368, 242889), (2052, 161926), (4104, 80963)]