19741029

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 35086464

約数和(自身を除く): 15345435

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 121, 187, 231, 357, 363, 457, 561, 847, 1309, 1371, 2057, 2541, 3199, 3927, 5027, 6171, 7769, 9597, 14399, 15081, 23307, 35189, 43197, 54383, 55297, 85459, 105567, 163149, 165891, 256377, 387079, 598213, 940049, 1161237, 1794639, 2820147, 6580343, 19741029]

約数ペア:

[(1, 19741029), (3, 6580343), (7, 2820147), (11, 1794639), (17, 1161237), (21, 940049), (33, 598213), (51, 387079), (77, 256377), (119, 165891), (121, 163149), (187, 105567), (231, 85459), (357, 55297), (363, 54383), (457, 43197), (561, 35189), (847, 23307), (1309, 15081), (1371, 14399), (2057, 9597), (2541, 7769), (3199, 6171), (3927, 5027)]