20481304

素因数分解:

$2^3\times {\mathrm{41}}^2\times {\mathrm{1523}}^1$

素因数の和:1611

約数の個数: 24

約数和(自身を含む): 39387780

約数和(自身を除く): 18906476

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 1523, 1681, 3046, 3362, 6092, 6724, 12184, 13448, 62443, 124886, 249772, 499544, 2560163, 5120326, 10240652, 20481304]

約数ペア:

[(1, 20481304), (2, 10240652), (4, 5120326), (8, 2560163), (41, 499544), (82, 249772), (164, 124886), (328, 62443), (1523, 13448), (1681, 12184), (3046, 6724), (3362, 6092)]