20459142

素因数分解:

$2^1\times 3^5\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:160

約数の個数: 96

約数和(自身を含む): 51891840

約数和(自身を除く): 31432698

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 43, 54, 66, 81, 86, 89, 99, 129, 162, 178, 198, 243, 258, 267, 297, 387, 473, 486, 534, 594, 774, 801, 891, 946, 979, 1161, 1419, 1602, 1782, 1958, 2322, 2403, 2673, 2838, 2937, 3483, 3827, 4257, 4806, 5346, 5874, 6966, 7209, 7654, 8514, 8811, 10449, 11481, 12771, 14418, 17622, 20898, 21627, 22962, 25542, 26433, 34443, 38313, 42097, 43254, 52866, 68886, 76626, 79299, 84194, 103329, 114939, 126291, 158598, 206658, 229878, 237897, 252582, 309987, 378873, 475794, 619974, 757746, 929961, 1136619, 1859922, 2273238, 3409857, 6819714, 10229571, 20459142]

約数ペア:

[(1, 20459142), (2, 10229571), (3, 6819714), (6, 3409857), (9, 2273238), (11, 1859922), (18, 1136619), (22, 929961), (27, 757746), (33, 619974), (43, 475794), (54, 378873), (66, 309987), (81, 252582), (86, 237897), (89, 229878), (99, 206658), (129, 158598), (162, 126291), (178, 114939), (198, 103329), (243, 84194), (258, 79299), (267, 76626), (297, 68886), (387, 52866), (473, 43254), (486, 42097), (534, 38313), (594, 34443), (774, 26433), (801, 25542), (891, 22962), (946, 21627), (979, 20898), (1161, 17622), (1419, 14418), (1602, 12771), (1782, 11481), (1958, 10449), (2322, 8811), (2403, 8514), (2673, 7654), (2838, 7209), (2937, 6966), (3483, 5874), (3827, 5346), (4257, 4806)]