20353284

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4751}}^1$

素因数の和:4785

約数の個数: 72

約数和(自身を含む): 62270208

約数和(自身を除く): 41916924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 4751, 9502, 14253, 19004, 28506, 33257, 42759, 57012, 66514, 80767, 85518, 99771, 133028, 161534, 171036, 199542, 242301, 299313, 323068, 399084, 484602, 565369, 598626, 726903, 969204, 1130738, 1197252, 1453806, 1696107, 2261476, 2907612, 3392214, 5088321, 6784428, 10176642, 20353284]

約数ペア:

[(1, 20353284), (2, 10176642), (3, 6784428), (4, 5088321), (6, 3392214), (7, 2907612), (9, 2261476), (12, 1696107), (14, 1453806), (17, 1197252), (18, 1130738), (21, 969204), (28, 726903), (34, 598626), (36, 565369), (42, 484602), (51, 399084), (63, 323068), (68, 299313), (84, 242301), (102, 199542), (119, 171036), (126, 161534), (153, 133028), (204, 99771), (238, 85518), (252, 80767), (306, 66514), (357, 57012), (476, 42759), (612, 33257), (714, 28506), (1071, 19004), (1428, 14253), (2142, 9502), (4284, 4751)]