18897470956

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1\times {\mathrm{3967}}^1$

素因数の和:4583

約数の個数: 96

約数和(自身を含む): 42557276160

約数和(自身を除く): 23659805204

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 299, 322, 364, 569, 598, 644, 1138, 1196, 2093, 2276, 3967, 3983, 4186, 7397, 7934, 7966, 8372, 13087, 14794, 15868, 15932, 26174, 27769, 29588, 51571, 51779, 52348, 55538, 91241, 91609, 103142, 103558, 111076, 170131, 182482, 183218, 206284, 207116, 340262, 360997, 364964, 366436, 638687, 680524, 721994, 1186133, 1190917, 1277374, 1443988, 2257223, 2372266, 2381834, 2554748, 4514446, 4744532, 4763668, 8302931, 9028892, 15800561, 16605862, 29343899, 31601122, 33211724, 51916129, 58687798, 63202244, 103832258, 117375596, 205407293, 207664516, 363412903, 410814586, 674909677, 726825806, 821629172, 1349819354, 1453651612, 2699638708, 4724367739, 9448735478, 18897470956]

約数ペア:

[(1, 18897470956), (2, 9448735478), (4, 4724367739), (7, 2699638708), (13, 1453651612), (14, 1349819354), (23, 821629172), (26, 726825806), (28, 674909677), (46, 410814586), (52, 363412903), (91, 207664516), (92, 205407293), (161, 117375596), (182, 103832258), (299, 63202244), (322, 58687798), (364, 51916129), (569, 33211724), (598, 31601122), (644, 29343899), (1138, 16605862), (1196, 15800561), (2093, 9028892), (2276, 8302931), (3967, 4763668), (3983, 4744532), (4186, 4514446), (7397, 2554748), (7934, 2381834), (7966, 2372266), (8372, 2257223), (13087, 1443988), (14794, 1277374), (15868, 1190917), (15932, 1186133), (26174, 721994), (27769, 680524), (29588, 638687), (51571, 366436), (51779, 364964), (52348, 360997), (55538, 340262), (91241, 207116), (91609, 206284), (103142, 183218), (103558, 182482), (111076, 170131)]