20139082408

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{1237}}^1\times {\mathrm{28663}}^1$

素因数の和:29977

約数の個数: 32

約数和(自身を含む): 38324914560

約数和(自身を除く): 18185832152

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 1237, 2474, 4948, 9896, 28663, 57326, 87827, 114652, 175654, 229304, 351308, 702616, 2035073, 4070146, 8140292, 16280584, 35456131, 70912262, 141824524, 283649048, 2517385301, 5034770602, 10069541204, 20139082408]

約数ペア:

[(1, 20139082408), (2, 10069541204), (4, 5034770602), (8, 2517385301), (71, 283649048), (142, 141824524), (284, 70912262), (568, 35456131), (1237, 16280584), (2474, 8140292), (4948, 4070146), (9896, 2035073), (28663, 702616), (57326, 351308), (87827, 229304), (114652, 175654)]