20655133072

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{39499}}^1$

素因数の和:39573

約数の個数: 120

約数和(自身を含む): 50253480000

約数和(自身を除く): 29598346928

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 29, 46, 49, 56, 58, 92, 98, 112, 116, 161, 184, 196, 203, 232, 322, 368, 392, 406, 464, 644, 667, 784, 812, 1127, 1288, 1334, 1421, 1624, 2254, 2576, 2668, 2842, 3248, 4508, 4669, 5336, 5684, 9016, 9338, 10672, 11368, 18032, 18676, 22736, 32683, 37352, 39499, 65366, 74704, 78998, 130732, 157996, 261464, 276493, 315992, 522928, 552986, 631984, 908477, 1105972, 1145471, 1816954, 1935451, 2211944, 2290942, 3633908, 3870902, 4423888, 4581884, 6359339, 7267816, 7741804, 8018297, 9163768, 12718678, 14535632, 15483608, 16036594, 18327536, 25437356, 26345833, 30967216, 32073188, 44515373, 50874712, 52691666, 56128079, 64146376, 89030746, 101749424, 105383332, 112256158, 128292752, 178061492, 184420831, 210766664, 224512316, 356122984, 368841662, 421533328, 449024632, 712245968, 737683324, 898049264, 1290945817, 1475366648, 2581891634, 2950733296, 5163783268, 10327566536, 20655133072]

約数ペア:

[(1, 20655133072), (2, 10327566536), (4, 5163783268), (7, 2950733296), (8, 2581891634), (14, 1475366648), (16, 1290945817), (23, 898049264), (28, 737683324), (29, 712245968), (46, 449024632), (49, 421533328), (56, 368841662), (58, 356122984), (92, 224512316), (98, 210766664), (112, 184420831), (116, 178061492), (161, 128292752), (184, 112256158), (196, 105383332), (203, 101749424), (232, 89030746), (322, 64146376), (368, 56128079), (392, 52691666), (406, 50874712), (464, 44515373), (644, 32073188), (667, 30967216), (784, 26345833), (812, 25437356), (1127, 18327536), (1288, 16036594), (1334, 15483608), (1421, 14535632), (1624, 12718678), (2254, 9163768), (2576, 8018297), (2668, 7741804), (2842, 7267816), (3248, 6359339), (4508, 4581884), (4669, 4423888), (5336, 3870902), (5684, 3633908), (9016, 2290942), (9338, 2211944), (10672, 1935451), (11368, 1816954), (18032, 1145471), (18676, 1105972), (22736, 908477), (32683, 631984), (37352, 552986), (39499, 522928), (65366, 315992), (74704, 276493), (78998, 261464), (130732, 157996)]