520028138

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{29179}}^1$

素因数の和:29274

約数の個数: 32

約数和(自身を含む): 952435200

約数和(自身を除く): 432407062

約数列:

[1, 2, 7, 14, 19, 38, 67, 133, 134, 266, 469, 938, 1273, 2546, 8911, 17822, 29179, 58358, 204253, 408506, 554401, 1108802, 1954993, 3880807, 3909986, 7761614, 13684951, 27369902, 37144867, 74289734, 260014069, 520028138]

約数ペア:

[(1, 520028138), (2, 260014069), (7, 74289734), (14, 37144867), (19, 27369902), (38, 13684951), (67, 7761614), (133, 3909986), (134, 3880807), (266, 1954993), (469, 1108802), (938, 554401), (1273, 408506), (2546, 204253), (8911, 58358), (17822, 29179)]