20722796633

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{3301}}^1$

素因数の和:3958

約数の個数: 48

約数和(自身を含む): 27735215040

約数和(自身を除く): 7012418407

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 613, 931, 1463, 3301, 4291, 6743, 10241, 11647, 23107, 30037, 36311, 47201, 62719, 81529, 128117, 161749, 254177, 330407, 439033, 570703, 689909, 896819, 1779239, 2023513, 3073231, 4829363, 6277733, 14164591, 22258643, 33805541, 38446747, 99152137, 155810501, 269127229, 422914217, 1090673507, 1883890603, 2960399519, 20722796633]

約数ペア:

[(1, 20722796633), (7, 2960399519), (11, 1883890603), (19, 1090673507), (49, 422914217), (77, 269127229), (133, 155810501), (209, 99152137), (539, 38446747), (613, 33805541), (931, 22258643), (1463, 14164591), (3301, 6277733), (4291, 4829363), (6743, 3073231), (10241, 2023513), (11647, 1779239), (23107, 896819), (30037, 689909), (36311, 570703), (47201, 439033), (62719, 330407), (81529, 254177), (128117, 161749)]