20174869548

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{144847}}^1$

素因数の和:144983

約数の個数: 72

約数和(自身を含む): 52671947328

約数和(自身を除く): 32497077780

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 73, 106, 146, 159, 212, 219, 292, 318, 438, 477, 636, 657, 876, 954, 1314, 1908, 2628, 3869, 7738, 11607, 15476, 23214, 34821, 46428, 69642, 139284, 144847, 289694, 434541, 579388, 869082, 1303623, 1738164, 2607246, 5214492, 7676891, 10573831, 15353782, 21147662, 23030673, 30707564, 31721493, 42295324, 46061346, 63442986, 69092019, 92122692, 95164479, 126885972, 138184038, 190328958, 276368076, 380657916, 560413043, 1120826086, 1681239129, 2241652172, 3362478258, 5043717387, 6724956516, 10087434774, 20174869548]

約数ペア:

[(1, 20174869548), (2, 10087434774), (3, 6724956516), (4, 5043717387), (6, 3362478258), (9, 2241652172), (12, 1681239129), (18, 1120826086), (36, 560413043), (53, 380657916), (73, 276368076), (106, 190328958), (146, 138184038), (159, 126885972), (212, 95164479), (219, 92122692), (292, 69092019), (318, 63442986), (438, 46061346), (477, 42295324), (636, 31721493), (657, 30707564), (876, 23030673), (954, 21147662), (1314, 15353782), (1908, 10573831), (2628, 7676891), (3869, 5214492), (7738, 2607246), (11607, 1738164), (15476, 1303623), (23214, 869082), (34821, 579388), (46428, 434541), (69642, 289694), (139284, 144847)]