20173537812

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{239}}^2\times {\mathrm{1549}}^1$

素因数の和:2053

約数の個数: 72

約数和(自身を含む): 49789348000

約数和(自身を除く): 29615810188

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 239, 478, 717, 956, 1434, 1549, 2868, 3098, 4541, 4647, 6196, 9082, 9294, 13623, 18164, 18588, 27246, 29431, 54492, 57121, 58862, 88293, 114242, 117724, 171363, 176586, 228484, 342726, 353172, 370211, 685452, 740422, 1085299, 1110633, 1480844, 2170598, 2221266, 3255897, 4341196, 4442532, 6511794, 7034009, 13023588, 14068018, 21102027, 28136036, 42204054, 84408108, 88480429, 176960858, 265441287, 353921716, 530882574, 1061765148, 1681128151, 3362256302, 5043384453, 6724512604, 10086768906, 20173537812]

約数ペア:

[(1, 20173537812), (2, 10086768906), (3, 6724512604), (4, 5043384453), (6, 3362256302), (12, 1681128151), (19, 1061765148), (38, 530882574), (57, 353921716), (76, 265441287), (114, 176960858), (228, 88480429), (239, 84408108), (478, 42204054), (717, 28136036), (956, 21102027), (1434, 14068018), (1549, 13023588), (2868, 7034009), (3098, 6511794), (4541, 4442532), (4647, 4341196), (6196, 3255897), (9082, 2221266), (9294, 2170598), (13623, 1480844), (18164, 1110633), (18588, 1085299), (27246, 740422), (29431, 685452), (54492, 370211), (57121, 353172), (58862, 342726), (88293, 228484), (114242, 176586), (117724, 171363)]