18293998911

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{1373}}^1$

素因数の和:1760

約数の個数: 64

約数和(自身を含む): 27788479488

約数和(自身を除く): 9494480577

約数列:

[1, 3, 17, 23, 37, 51, 69, 111, 307, 391, 629, 851, 921, 1173, 1373, 1887, 2553, 4119, 5219, 7061, 11359, 14467, 15657, 21183, 23341, 31579, 34077, 43401, 50801, 70023, 94737, 120037, 152403, 193103, 261257, 360111, 421511, 536843, 579309, 783771, 863617, 1168423, 1264533, 1610529, 2590851, 3505269, 4441369, 7165687, 9694753, 13324107, 15595907, 19863191, 21497061, 29084259, 46787721, 59589573, 164810801, 265130419, 358705861, 494432403, 795391257, 1076117583, 6097999637, 18293998911]

約数ペア:

[(1, 18293998911), (3, 6097999637), (17, 1076117583), (23, 795391257), (37, 494432403), (51, 358705861), (69, 265130419), (111, 164810801), (307, 59589573), (391, 46787721), (629, 29084259), (851, 21497061), (921, 19863191), (1173, 15595907), (1373, 13324107), (1887, 9694753), (2553, 7165687), (4119, 4441369), (5219, 3505269), (7061, 2590851), (11359, 1610529), (14467, 1264533), (15657, 1168423), (21183, 863617), (23341, 783771), (31579, 579309), (34077, 536843), (43401, 421511), (50801, 360111), (70023, 261257), (94737, 193103), (120037, 152403)]