18912696

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1009}}^1$

素因数の和:1100

約数の個数: 64

約数和(自身を含む): 52358400

約数和(自身を除く): 33445704

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 71, 88, 132, 142, 213, 264, 284, 426, 568, 781, 852, 1009, 1562, 1704, 2018, 2343, 3027, 3124, 4036, 4686, 6054, 6248, 8072, 9372, 11099, 12108, 18744, 22198, 24216, 33297, 44396, 66594, 71639, 88792, 133188, 143278, 214917, 266376, 286556, 429834, 573112, 788029, 859668, 1576058, 1719336, 2364087, 3152116, 4728174, 6304232, 9456348, 18912696]

約数ペア:

[(1, 18912696), (2, 9456348), (3, 6304232), (4, 4728174), (6, 3152116), (8, 2364087), (11, 1719336), (12, 1576058), (22, 859668), (24, 788029), (33, 573112), (44, 429834), (66, 286556), (71, 266376), (88, 214917), (132, 143278), (142, 133188), (213, 88792), (264, 71639), (284, 66594), (426, 44396), (568, 33297), (781, 24216), (852, 22198), (1009, 18744), (1562, 12108), (1704, 11099), (2018, 9372), (2343, 8072), (3027, 6248), (3124, 6054), (4036, 4686)]