20165660851

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{2029}}^1$

素因数の和:2228

約数の個数: 48

約数和(自身を含む): 24743426400

約数和(自身を除く): 4577765549

約数列:

[1, 7, 43, 49, 53, 89, 301, 371, 623, 2029, 2107, 2279, 2597, 3827, 4361, 4717, 14203, 15953, 26789, 33019, 87247, 99421, 107537, 111671, 180581, 187523, 202831, 231133, 610729, 752759, 1264067, 1419817, 4275103, 4624091, 5269313, 7764983, 8848469, 9570793, 9938719, 32368637, 54354881, 66995551, 226580459, 380484167, 411544099, 468968857, 2880808693, 20165660851]

約数ペア:

[(1, 20165660851), (7, 2880808693), (43, 468968857), (49, 411544099), (53, 380484167), (89, 226580459), (301, 66995551), (371, 54354881), (623, 32368637), (2029, 9938719), (2107, 9570793), (2279, 8848469), (2597, 7764983), (3827, 5269313), (4361, 4624091), (4717, 4275103), (14203, 1419817), (15953, 1264067), (26789, 752759), (33019, 610729), (87247, 231133), (99421, 202831), (107537, 187523), (111671, 180581)]