189835256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:684

約数の個数: 64

約数和(自身を含む): 397716480

約数和(自身を除く): 207881224

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 71, 94, 104, 142, 188, 284, 376, 547, 568, 611, 923, 1094, 1222, 1846, 2188, 2444, 3337, 3692, 4376, 4888, 6674, 7111, 7384, 13348, 14222, 25709, 26696, 28444, 38837, 43381, 51418, 56888, 77674, 86762, 102836, 155348, 173524, 205672, 310696, 334217, 347048, 504881, 668434, 1009762, 1336868, 1825339, 2019524, 2673736, 3650678, 4039048, 7301356, 14602712, 23729407, 47458814, 94917628, 189835256]

約数ペア:

[(1, 189835256), (2, 94917628), (4, 47458814), (8, 23729407), (13, 14602712), (26, 7301356), (47, 4039048), (52, 3650678), (71, 2673736), (94, 2019524), (104, 1825339), (142, 1336868), (188, 1009762), (284, 668434), (376, 504881), (547, 347048), (568, 334217), (611, 310696), (923, 205672), (1094, 173524), (1222, 155348), (1846, 102836), (2188, 86762), (2444, 77674), (3337, 56888), (3692, 51418), (4376, 43381), (4888, 38837), (6674, 28444), (7111, 26696), (7384, 25709), (13348, 14222)]