20365992

素因数分解:

$2^3\times 3^4\times {\mathrm{53}}^1\times {\mathrm{593}}^1$

素因数の和:664

約数の個数: 80

約数和(自身を含む): 58217940

約数和(自身を除く): 37851948

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 53, 54, 72, 81, 106, 108, 159, 162, 212, 216, 318, 324, 424, 477, 593, 636, 648, 954, 1186, 1272, 1431, 1779, 1908, 2372, 2862, 3558, 3816, 4293, 4744, 5337, 5724, 7116, 8586, 10674, 11448, 14232, 16011, 17172, 21348, 31429, 32022, 34344, 42696, 48033, 62858, 64044, 94287, 96066, 125716, 128088, 188574, 192132, 251432, 282861, 377148, 384264, 565722, 754296, 848583, 1131444, 1697166, 2262888, 2545749, 3394332, 5091498, 6788664, 10182996, 20365992]

約数ペア:

[(1, 20365992), (2, 10182996), (3, 6788664), (4, 5091498), (6, 3394332), (8, 2545749), (9, 2262888), (12, 1697166), (18, 1131444), (24, 848583), (27, 754296), (36, 565722), (53, 384264), (54, 377148), (72, 282861), (81, 251432), (106, 192132), (108, 188574), (159, 128088), (162, 125716), (212, 96066), (216, 94287), (318, 64044), (324, 62858), (424, 48033), (477, 42696), (593, 34344), (636, 32022), (648, 31429), (954, 21348), (1186, 17172), (1272, 16011), (1431, 14232), (1779, 11448), (1908, 10674), (2372, 8586), (2862, 7116), (3558, 5724), (3816, 5337), (4293, 4744)]