20227504

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{409}}^1$

素因数の和:709

約数の個数: 40

約数和(自身を含む): 43010640

約数和(自身を除く): 22783136

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 281, 409, 562, 818, 1124, 1636, 2248, 3091, 3272, 4496, 4499, 6182, 6544, 8998, 12364, 17996, 24728, 35992, 49456, 71984, 114929, 229858, 459716, 919432, 1264219, 1838864, 2528438, 5056876, 10113752, 20227504]

約数ペア:

[(1, 20227504), (2, 10113752), (4, 5056876), (8, 2528438), (11, 1838864), (16, 1264219), (22, 919432), (44, 459716), (88, 229858), (176, 114929), (281, 71984), (409, 49456), (562, 35992), (818, 24728), (1124, 17996), (1636, 12364), (2248, 8998), (3091, 6544), (3272, 6182), (4496, 4499)]