20376528

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{18457}}^1$

素因数の和:18491

約数の個数: 40

約数和(自身を含む): 54931008

約数和(自身を除く): 34554480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 18457, 36914, 55371, 73828, 110742, 147656, 221484, 295312, 424511, 442968, 849022, 885936, 1273533, 1698044, 2547066, 3396088, 5094132, 6792176, 10188264, 20376528]

約数ペア:

[(1, 20376528), (2, 10188264), (3, 6792176), (4, 5094132), (6, 3396088), (8, 2547066), (12, 1698044), (16, 1273533), (23, 885936), (24, 849022), (46, 442968), (48, 424511), (69, 295312), (92, 221484), (138, 147656), (184, 110742), (276, 73828), (368, 55371), (552, 36914), (1104, 18457)]