20126172

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 52553088

約数和(自身を除く): 32426916

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 83, 121, 132, 166, 167, 242, 249, 332, 334, 363, 484, 498, 501, 668, 726, 913, 996, 1002, 1452, 1826, 1837, 2004, 2739, 3652, 3674, 5478, 5511, 7348, 10043, 10956, 11022, 13861, 20086, 20207, 22044, 27722, 30129, 40172, 40414, 41583, 55444, 60258, 60621, 80828, 83166, 120516, 121242, 152471, 166332, 242484, 304942, 457413, 609884, 914826, 1677181, 1829652, 3354362, 5031543, 6708724, 10063086, 20126172]

約数ペア:

[(1, 20126172), (2, 10063086), (3, 6708724), (4, 5031543), (6, 3354362), (11, 1829652), (12, 1677181), (22, 914826), (33, 609884), (44, 457413), (66, 304942), (83, 242484), (121, 166332), (132, 152471), (166, 121242), (167, 120516), (242, 83166), (249, 80828), (332, 60621), (334, 60258), (363, 55444), (484, 41583), (498, 40414), (501, 40172), (668, 30129), (726, 27722), (913, 22044), (996, 20207), (1002, 20086), (1452, 13861), (1826, 11022), (1837, 10956), (2004, 10043), (2739, 7348), (3652, 5511), (3674, 5478)]