20290048

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{1723}}^1$

素因数の和:1764

約数の個数: 40

約数和(自身を含む): 42327648

約数和(自身を除く): 22037600

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 512, 736, 1472, 1723, 2944, 3446, 5888, 6892, 11776, 13784, 27568, 39629, 55136, 79258, 110272, 158516, 220544, 317032, 441088, 634064, 882176, 1268128, 2536256, 5072512, 10145024, 20290048]

約数ペア:

[(1, 20290048), (2, 10145024), (4, 5072512), (8, 2536256), (16, 1268128), (23, 882176), (32, 634064), (46, 441088), (64, 317032), (92, 220544), (128, 158516), (184, 110272), (256, 79258), (368, 55136), (512, 39629), (736, 27568), (1472, 13784), (1723, 11776), (2944, 6892), (3446, 5888)]