20337746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:179

約数の個数: 64

約数和(自身を含む): 39191040

約数和(自身を除く): 18853294

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 47, 89, 94, 143, 178, 187, 221, 286, 374, 442, 517, 611, 799, 979, 1034, 1157, 1222, 1513, 1598, 1958, 2314, 2431, 3026, 4183, 4862, 6721, 8366, 8789, 10387, 12727, 13442, 16643, 17578, 19669, 20774, 25454, 33286, 39338, 46013, 54379, 71111, 92026, 108758, 114257, 142222, 216359, 228514, 432718, 598169, 782221, 924443, 1196338, 1564442, 1848886, 10168873, 20337746]

約数ペア:

[(1, 20337746), (2, 10168873), (11, 1848886), (13, 1564442), (17, 1196338), (22, 924443), (26, 782221), (34, 598169), (47, 432718), (89, 228514), (94, 216359), (143, 142222), (178, 114257), (187, 108758), (221, 92026), (286, 71111), (374, 54379), (442, 46013), (517, 39338), (611, 33286), (799, 25454), (979, 20774), (1034, 19669), (1157, 17578), (1222, 16643), (1513, 13442), (1598, 12727), (1958, 10387), (2314, 8789), (2431, 8366), (3026, 6721), (4183, 4862)]