20697424

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5113}}^1$

素因数の和:5155

約数の個数: 40

約数和(自身を含む): 45657792

約数和(自身を除く): 24960368

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 368, 506, 1012, 2024, 4048, 5113, 10226, 20452, 40904, 56243, 81808, 112486, 117599, 224972, 235198, 449944, 470396, 899888, 940792, 1293589, 1881584, 2587178, 5174356, 10348712, 20697424]

約数ペア:

[(1, 20697424), (2, 10348712), (4, 5174356), (8, 2587178), (11, 1881584), (16, 1293589), (22, 940792), (23, 899888), (44, 470396), (46, 449944), (88, 235198), (92, 224972), (176, 117599), (184, 112486), (253, 81808), (368, 56243), (506, 40904), (1012, 20452), (2024, 10226), (4048, 5113)]