20797224

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1567}}^1$

素因数の和:1662

約数の個数: 64

約数和(自身を含む): 60211200

約数和(自身を除く): 39413976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 79, 84, 158, 168, 237, 316, 474, 553, 632, 948, 1106, 1567, 1659, 1896, 2212, 3134, 3318, 4424, 4701, 6268, 6636, 9402, 10969, 12536, 13272, 18804, 21938, 32907, 37608, 43876, 65814, 87752, 123793, 131628, 247586, 263256, 371379, 495172, 742758, 866551, 990344, 1485516, 1733102, 2599653, 2971032, 3466204, 5199306, 6932408, 10398612, 20797224]

約数ペア:

[(1, 20797224), (2, 10398612), (3, 6932408), (4, 5199306), (6, 3466204), (7, 2971032), (8, 2599653), (12, 1733102), (14, 1485516), (21, 990344), (24, 866551), (28, 742758), (42, 495172), (56, 371379), (79, 263256), (84, 247586), (158, 131628), (168, 123793), (237, 87752), (316, 65814), (474, 43876), (553, 37608), (632, 32907), (948, 21938), (1106, 18804), (1567, 13272), (1659, 12536), (1896, 10969), (2212, 9402), (3134, 6636), (3318, 6268), (4424, 4701)]