19976088

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4451}}^1$

素因数の和:4488

約数の個数: 64

約数和(自身を含む): 57697920

約数和(自身を除く): 37721832

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 102, 132, 136, 187, 204, 264, 374, 408, 561, 748, 1122, 1496, 2244, 4451, 4488, 8902, 13353, 17804, 26706, 35608, 48961, 53412, 75667, 97922, 106824, 146883, 151334, 195844, 227001, 293766, 302668, 391688, 454002, 587532, 605336, 832337, 908004, 1175064, 1664674, 1816008, 2497011, 3329348, 4994022, 6658696, 9988044, 19976088]

約数ペア:

[(1, 19976088), (2, 9988044), (3, 6658696), (4, 4994022), (6, 3329348), (8, 2497011), (11, 1816008), (12, 1664674), (17, 1175064), (22, 908004), (24, 832337), (33, 605336), (34, 587532), (44, 454002), (51, 391688), (66, 302668), (68, 293766), (88, 227001), (102, 195844), (132, 151334), (136, 146883), (187, 106824), (204, 97922), (264, 75667), (374, 53412), (408, 48961), (561, 35608), (748, 26706), (1122, 17804), (1496, 13353), (2244, 8902), (4451, 4488)]