219660856

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{27763}}^1$

素因数の和:27835

約数の個数: 32

約数和(自身を含む): 439781760

約数和(自身を除く): 220120904

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 989, 1978, 3956, 7912, 27763, 55526, 111052, 222104, 638549, 1193809, 1277098, 2387618, 2554196, 4775236, 5108392, 9550472, 27457607, 54915214, 109830428, 219660856]

約数ペア:

[(1, 219660856), (2, 109830428), (4, 54915214), (8, 27457607), (23, 9550472), (43, 5108392), (46, 4775236), (86, 2554196), (92, 2387618), (172, 1277098), (184, 1193809), (344, 638549), (989, 222104), (1978, 111052), (3956, 55526), (7912, 27763)]