1918384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:445

約数の個数: 40

約数和(自身を含む): 4187232

約数和(自身を除く): 2268848

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 401, 598, 802, 1196, 1604, 2392, 3208, 4784, 5213, 6416, 9223, 10426, 18446, 20852, 36892, 41704, 73784, 83408, 119899, 147568, 239798, 479596, 959192, 1918384]

約数ペア:

[(1, 1918384), (2, 959192), (4, 479596), (8, 239798), (13, 147568), (16, 119899), (23, 83408), (26, 73784), (46, 41704), (52, 36892), (92, 20852), (104, 18446), (184, 10426), (208, 9223), (299, 6416), (368, 5213), (401, 4784), (598, 3208), (802, 2392), (1196, 1604)]