20716514

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 41126400

約数和(自身を除く): 20409886

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 49, 91, 98, 101, 161, 182, 202, 299, 322, 343, 598, 637, 686, 707, 1127, 1274, 1313, 1414, 2093, 2254, 2323, 2626, 4186, 4459, 4646, 4949, 7889, 8918, 9191, 9898, 14651, 15778, 16261, 18382, 29302, 30199, 32522, 34643, 60398, 64337, 69286, 102557, 113827, 128674, 205114, 211393, 227654, 422786, 450359, 796789, 900718, 1479751, 1593578, 2959502, 10358257, 20716514]

約数ペア:

[(1, 20716514), (2, 10358257), (7, 2959502), (13, 1593578), (14, 1479751), (23, 900718), (26, 796789), (46, 450359), (49, 422786), (91, 227654), (98, 211393), (101, 205114), (161, 128674), (182, 113827), (202, 102557), (299, 69286), (322, 64337), (343, 60398), (598, 34643), (637, 32522), (686, 30199), (707, 29302), (1127, 18382), (1274, 16261), (1313, 15778), (1414, 14651), (2093, 9898), (2254, 9191), (2323, 8918), (2626, 7889), (4186, 4949), (4459, 4646)]