20968788

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{569}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 50944320

約数和(自身を除く): 29975532

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 83, 111, 148, 166, 222, 249, 332, 444, 498, 569, 996, 1138, 1707, 2276, 3071, 3414, 6142, 6828, 9213, 12284, 18426, 21053, 36852, 42106, 47227, 63159, 84212, 94454, 126318, 141681, 188908, 252636, 283362, 566724, 1747399, 3494798, 5242197, 6989596, 10484394, 20968788]

約数ペア:

[(1, 20968788), (2, 10484394), (3, 6989596), (4, 5242197), (6, 3494798), (12, 1747399), (37, 566724), (74, 283362), (83, 252636), (111, 188908), (148, 141681), (166, 126318), (222, 94454), (249, 84212), (332, 63159), (444, 47227), (498, 42106), (569, 36852), (996, 21053), (1138, 18426), (1707, 12284), (2276, 9213), (3071, 6828), (3414, 6142)]