20311024

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{569}}^1$

素因数の和:697

約数の個数: 40

約数和(自身を含む): 41559840

約数和(自身を除く): 21248816

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 97, 184, 194, 368, 388, 569, 776, 1138, 1552, 2231, 2276, 4462, 4552, 8924, 9104, 13087, 17848, 26174, 35696, 52348, 55193, 104696, 110386, 209392, 220772, 441544, 883088, 1269439, 2538878, 5077756, 10155512, 20311024]

約数ペア:

[(1, 20311024), (2, 10155512), (4, 5077756), (8, 2538878), (16, 1269439), (23, 883088), (46, 441544), (92, 220772), (97, 209392), (184, 110386), (194, 104696), (368, 55193), (388, 52348), (569, 35696), (776, 26174), (1138, 17848), (1552, 13087), (2231, 9104), (2276, 8924), (4462, 4552)]