18519186

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1009}}^1$

素因数の和:1063

約数の個数: 64

約数和(自身を含む): 46540800

約数和(自身を除く): 28021614

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 23, 38, 42, 46, 57, 69, 114, 133, 138, 161, 266, 322, 399, 437, 483, 798, 874, 966, 1009, 1311, 2018, 2622, 3027, 3059, 6054, 6118, 7063, 9177, 14126, 18354, 19171, 21189, 23207, 38342, 42378, 46414, 57513, 69621, 115026, 134197, 139242, 162449, 268394, 324898, 402591, 440933, 487347, 805182, 881866, 974694, 1322799, 2645598, 3086531, 6173062, 9259593, 18519186]

約数ペア:

[(1, 18519186), (2, 9259593), (3, 6173062), (6, 3086531), (7, 2645598), (14, 1322799), (19, 974694), (21, 881866), (23, 805182), (38, 487347), (42, 440933), (46, 402591), (57, 324898), (69, 268394), (114, 162449), (133, 139242), (138, 134197), (161, 115026), (266, 69621), (322, 57513), (399, 46414), (437, 42378), (483, 38342), (798, 23207), (874, 21189), (966, 19171), (1009, 18354), (1311, 14126), (2018, 9177), (2622, 7063), (3027, 6118), (3059, 6054)]