19053008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{659}}^1$

素因数の和:819

約数の個数: 40

約数和(自身を含む): 40101600

約数和(自身を除く): 21048592

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 659, 1112, 1318, 1807, 2224, 2636, 3614, 5272, 7228, 8567, 10544, 14456, 17134, 28912, 34268, 68536, 91601, 137072, 183202, 366404, 732808, 1190813, 1465616, 2381626, 4763252, 9526504, 19053008]

約数ペア:

[(1, 19053008), (2, 9526504), (4, 4763252), (8, 2381626), (13, 1465616), (16, 1190813), (26, 732808), (52, 366404), (104, 183202), (139, 137072), (208, 91601), (278, 68536), (556, 34268), (659, 28912), (1112, 17134), (1318, 14456), (1807, 10544), (2224, 8567), (2636, 7228), (3614, 5272)]