20615677586

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{154339}}^1$

素因数の和:154431

約数の個数: 48

約数和(自身を含む): 38004681600

約数和(自身を除く): 17389004014

約数列:

[1, 2, 7, 14, 29, 47, 49, 58, 94, 98, 203, 329, 406, 658, 1363, 1421, 2303, 2726, 2842, 4606, 9541, 19082, 66787, 133574, 154339, 308678, 1080373, 2160746, 4475831, 7253933, 7562611, 8951662, 14507866, 15125222, 31330817, 50777531, 62661634, 101555062, 210364057, 219315719, 355442717, 420728114, 438631438, 710885434, 1472548399, 2945096798, 10307838793, 20615677586]

約数ペア:

[(1, 20615677586), (2, 10307838793), (7, 2945096798), (14, 1472548399), (29, 710885434), (47, 438631438), (49, 420728114), (58, 355442717), (94, 219315719), (98, 210364057), (203, 101555062), (329, 62661634), (406, 50777531), (658, 31330817), (1363, 15125222), (1421, 14507866), (2303, 8951662), (2726, 7562611), (2842, 7253933), (4606, 4475831), (9541, 2160746), (19082, 1080373), (66787, 308678), (133574, 154339)]