13123420688

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{881003}}^1$

素因数の和:881044

約数の個数: 60

約数和(自身を含む): 31134681360

約数和(自身を除く): 18011260672

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 392, 532, 784, 931, 1064, 1862, 2128, 3724, 7448, 14896, 881003, 1762006, 3524012, 6167021, 7048024, 12334042, 14096048, 16739057, 24668084, 33478114, 43169147, 49336168, 66956228, 86338294, 98672336, 117173399, 133912456, 172676588, 234346798, 267824912, 345353176, 468693596, 690706352, 820213793, 937387192, 1640427586, 1874774384, 3280855172, 6561710344, 13123420688]

約数ペア:

[(1, 13123420688), (2, 6561710344), (4, 3280855172), (7, 1874774384), (8, 1640427586), (14, 937387192), (16, 820213793), (19, 690706352), (28, 468693596), (38, 345353176), (49, 267824912), (56, 234346798), (76, 172676588), (98, 133912456), (112, 117173399), (133, 98672336), (152, 86338294), (196, 66956228), (266, 49336168), (304, 43169147), (392, 33478114), (532, 24668084), (784, 16739057), (931, 14096048), (1064, 12334042), (1862, 7048024), (2128, 6167021), (3724, 3524012), (7448, 1762006), (14896, 881003)]