19928856

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 52761600

約数和(自身を除く): 32832744

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 79, 92, 138, 158, 184, 237, 276, 316, 457, 474, 552, 632, 914, 948, 1371, 1817, 1828, 1896, 2742, 3634, 3656, 5451, 5484, 7268, 10511, 10902, 10968, 14536, 21022, 21804, 31533, 36103, 42044, 43608, 63066, 72206, 84088, 108309, 126132, 144412, 216618, 252264, 288824, 433236, 830369, 866472, 1660738, 2491107, 3321476, 4982214, 6642952, 9964428, 19928856]

約数ペア:

[(1, 19928856), (2, 9964428), (3, 6642952), (4, 4982214), (6, 3321476), (8, 2491107), (12, 1660738), (23, 866472), (24, 830369), (46, 433236), (69, 288824), (79, 252264), (92, 216618), (138, 144412), (158, 126132), (184, 108309), (237, 84088), (276, 72206), (316, 63066), (457, 43608), (474, 42044), (552, 36103), (632, 31533), (914, 21804), (948, 21022), (1371, 14536), (1817, 10968), (1828, 10902), (1896, 10511), (2742, 7268), (3634, 5484), (3656, 5451)]