15638326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 26712576

約数和(自身を除く): 11074250

約数列:

[1, 2, 11, 22, 43, 61, 86, 122, 271, 473, 542, 671, 946, 1342, 2623, 2981, 5246, 5962, 11653, 16531, 23306, 28853, 33062, 57706, 128183, 181841, 256366, 363682, 710833, 1421666, 7819163, 15638326]

約数ペア:

[(1, 15638326), (2, 7819163), (11, 1421666), (22, 710833), (43, 363682), (61, 256366), (86, 181841), (122, 128183), (271, 57706), (473, 33062), (542, 28853), (671, 23306), (946, 16531), (1342, 11653), (2623, 5962), (2981, 5246)]