20192326

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 40734720

約数和(自身を除く): 20542394

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 67, 77, 103, 133, 134, 154, 206, 209, 266, 418, 469, 721, 737, 938, 1133, 1273, 1442, 1463, 1474, 1957, 2266, 2546, 2926, 3914, 5159, 6901, 7931, 8911, 10318, 13699, 13802, 14003, 15862, 17822, 21527, 27398, 28006, 43054, 48307, 75911, 96614, 98021, 131119, 150689, 151822, 196042, 262238, 301378, 531377, 917833, 1062754, 1442309, 1835666, 2884618, 10096163, 20192326]

約数ペア:

[(1, 20192326), (2, 10096163), (7, 2884618), (11, 1835666), (14, 1442309), (19, 1062754), (22, 917833), (38, 531377), (67, 301378), (77, 262238), (103, 196042), (133, 151822), (134, 150689), (154, 131119), (206, 98021), (209, 96614), (266, 75911), (418, 48307), (469, 43054), (721, 28006), (737, 27398), (938, 21527), (1133, 17822), (1273, 15862), (1442, 14003), (1463, 13802), (1474, 13699), (1957, 10318), (2266, 8911), (2546, 7931), (2926, 6901), (3914, 5159)]