1988812

素因数分解:

$2^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 36

約数和(自身を含む): 4133640

約数和(自身を除く): 2144828

約数列:

[1, 2, 4, 7, 14, 28, 49, 73, 98, 139, 146, 196, 278, 292, 511, 556, 973, 1022, 1946, 2044, 3577, 3892, 6811, 7154, 10147, 13622, 14308, 20294, 27244, 40588, 71029, 142058, 284116, 497203, 994406, 1988812]

約数ペア:

[(1, 1988812), (2, 994406), (4, 497203), (7, 284116), (14, 142058), (28, 71029), (49, 40588), (73, 27244), (98, 20294), (139, 14308), (146, 13622), (196, 10147), (278, 7154), (292, 6811), (511, 3892), (556, 3577), (973, 2044), (1022, 1946)]