2005378812

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{784577}}^1$

素因数の和:784658

約数の個数: 36

約数和(自身を含む): 5140555056

約数和(自身を除く): 3135176244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 784577, 1569154, 2353731, 3138308, 4707462, 7061193, 9414924, 14122386, 28244772, 55704967, 111409934, 167114901, 222819868, 334229802, 501344703, 668459604, 1002689406, 2005378812]

約数ペア:

[(1, 2005378812), (2, 1002689406), (3, 668459604), (4, 501344703), (6, 334229802), (9, 222819868), (12, 167114901), (18, 111409934), (36, 55704967), (71, 28244772), (142, 14122386), (213, 9414924), (284, 7061193), (426, 4707462), (639, 3138308), (852, 2353731), (1278, 1569154), (2556, 784577)]