20577773628

素因数分解:

$2^2\times 3^5\times {\mathrm{37}}^1\times {\mathrm{572177}}^1$

素因数の和:572233

約数の個数: 72

約数和(自身を含む): 55400562672

約数和(自身を除く): 34822789044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 81, 108, 111, 148, 162, 222, 243, 324, 333, 444, 486, 666, 972, 999, 1332, 1998, 2997, 3996, 5994, 8991, 11988, 17982, 35964, 572177, 1144354, 1716531, 2288708, 3433062, 5149593, 6866124, 10299186, 15448779, 20598372, 21170549, 30897558, 42341098, 46346337, 61795116, 63511647, 84682196, 92692674, 127023294, 139039011, 185385348, 190534941, 254046588, 278078022, 381069882, 556156044, 571604823, 762139764, 1143209646, 1714814469, 2286419292, 3429628938, 5144443407, 6859257876, 10288886814, 20577773628]

約数ペア:

[(1, 20577773628), (2, 10288886814), (3, 6859257876), (4, 5144443407), (6, 3429628938), (9, 2286419292), (12, 1714814469), (18, 1143209646), (27, 762139764), (36, 571604823), (37, 556156044), (54, 381069882), (74, 278078022), (81, 254046588), (108, 190534941), (111, 185385348), (148, 139039011), (162, 127023294), (222, 92692674), (243, 84682196), (324, 63511647), (333, 61795116), (444, 46346337), (486, 42341098), (666, 30897558), (972, 21170549), (999, 20598372), (1332, 15448779), (1998, 10299186), (2997, 6866124), (3996, 5149593), (5994, 3433062), (8991, 2288708), (11988, 1716531), (17982, 1144354), (35964, 572177)]