18745792

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{22531}}^1$

素因数の和:22556

約数の個数: 28

約数和(自身を含む): 40061896

約数和(自身を除く): 21316104

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 22531, 45062, 90124, 180248, 292903, 360496, 585806, 720992, 1171612, 1441984, 2343224, 4686448, 9372896, 18745792]

約数ペア:

[(1, 18745792), (2, 9372896), (4, 4686448), (8, 2343224), (13, 1441984), (16, 1171612), (26, 720992), (32, 585806), (52, 360496), (64, 292903), (104, 180248), (208, 90124), (416, 45062), (832, 22531)]