20189216

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{27431}}^1$

素因数の和:27464

約数の個数: 24

約数和(自身を含む): 41477184

約数和(自身を除く): 21287968

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 736, 27431, 54862, 109724, 219448, 438896, 630913, 877792, 1261826, 2523652, 5047304, 10094608, 20189216]

約数ペア:

[(1, 20189216), (2, 10094608), (4, 5047304), (8, 2523652), (16, 1261826), (23, 877792), (32, 630913), (46, 438896), (92, 219448), (184, 109724), (368, 54862), (736, 27431)]