18831087

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 32078592

約数和(自身を除く): 13247505

約数列:

[1, 3, 9, 11, 17, 33, 51, 67, 99, 153, 167, 187, 201, 501, 561, 603, 737, 1139, 1503, 1683, 1837, 2211, 2839, 3417, 5511, 6633, 8517, 10251, 11189, 12529, 16533, 25551, 31229, 33567, 37587, 93687, 100701, 112761, 123079, 190213, 281061, 369237, 570639, 1107711, 1711917, 2092343, 6277029, 18831087]

約数ペア:

[(1, 18831087), (3, 6277029), (9, 2092343), (11, 1711917), (17, 1107711), (33, 570639), (51, 369237), (67, 281061), (99, 190213), (153, 123079), (167, 112761), (187, 100701), (201, 93687), (501, 37587), (561, 33567), (603, 31229), (737, 25551), (1139, 16533), (1503, 12529), (1683, 11189), (1837, 10251), (2211, 8517), (2839, 6633), (3417, 5511)]