20347024

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66931}}^1$

素因数の和:66958

約数の個数: 20

約数和(自身を含む): 41497840

約数和(自身を除く): 21150816

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66931, 133862, 267724, 535448, 1070896, 1271689, 2543378, 5086756, 10173512, 20347024]

約数ペア:

[(1, 20347024), (2, 10173512), (4, 5086756), (8, 2543378), (16, 1271689), (19, 1070896), (38, 535448), (76, 267724), (152, 133862), (304, 66931)]