20973296

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{8681}}^1$

素因数の和:8840

約数の個数: 20

約数和(自身を含む): 40909584

約数和(自身を除く): 19936288

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 8681, 17362, 34724, 69448, 138896, 1310831, 2621662, 5243324, 10486648, 20973296]

約数ペア:

[(1, 20973296), (2, 10486648), (4, 5243324), (8, 2621662), (16, 1310831), (151, 138896), (302, 69448), (604, 34724), (1208, 17362), (2416, 8681)]