20197473956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{443}}^1$

素因数の和:825

約数の個数: 96

約数和(自身を含む): 40100659200

約数和(自身を除く): 19903185244

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 127, 164, 199, 254, 398, 443, 451, 508, 796, 886, 902, 1397, 1772, 1804, 2189, 2794, 4378, 4873, 5207, 5588, 8159, 8756, 9746, 10414, 16318, 18163, 19492, 20828, 25273, 32636, 36326, 50546, 56261, 57277, 72652, 88157, 89749, 101092, 112522, 114554, 176314, 179498, 199793, 225044, 229108, 278003, 352628, 358996, 399586, 556006, 618871, 799172, 969727, 1036193, 1112012, 1237742, 1939454, 2072386, 2306701, 2475484, 3614437, 3878908, 4144772, 4613402, 7228874, 9226804, 11195939, 11398123, 14457748, 22391878, 22796246, 25373711, 39758807, 44783756, 45592492, 50747422, 79517614, 101494844, 123155329, 159035228, 246310658, 459033499, 492621316, 918066998, 1836133996, 5049368489, 10098736978, 20197473956]

約数ペア:

[(1, 20197473956), (2, 10098736978), (4, 5049368489), (11, 1836133996), (22, 918066998), (41, 492621316), (44, 459033499), (82, 246310658), (127, 159035228), (164, 123155329), (199, 101494844), (254, 79517614), (398, 50747422), (443, 45592492), (451, 44783756), (508, 39758807), (796, 25373711), (886, 22796246), (902, 22391878), (1397, 14457748), (1772, 11398123), (1804, 11195939), (2189, 9226804), (2794, 7228874), (4378, 4613402), (4873, 4144772), (5207, 3878908), (5588, 3614437), (8159, 2475484), (8756, 2306701), (9746, 2072386), (10414, 1939454), (16318, 1237742), (18163, 1112012), (19492, 1036193), (20828, 969727), (25273, 799172), (32636, 618871), (36326, 556006), (50546, 399586), (56261, 358996), (57277, 352628), (72652, 278003), (88157, 229108), (89749, 225044), (101092, 199793), (112522, 179498), (114554, 176314)]