2018444841

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1\times {\mathrm{2039}}^1$

素因数の和:2898

約数の個数: 48

約数和(自身を含む): 3513369600

約数和(自身を除く): 1494924759

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 827, 1197, 2039, 2481, 5789, 6117, 7443, 14273, 15713, 17367, 18351, 38741, 42819, 47139, 52101, 109991, 116223, 128457, 141417, 271187, 329973, 348669, 813561, 989919, 1686253, 2440683, 5058759, 11803771, 15176277, 32038807, 35411313, 96116421, 106233939, 224271649, 288349263, 672814947, 2018444841]

約数ペア:

[(1, 2018444841), (3, 672814947), (7, 288349263), (9, 224271649), (19, 106233939), (21, 96116421), (57, 35411313), (63, 32038807), (133, 15176277), (171, 11803771), (399, 5058759), (827, 2440683), (1197, 1686253), (2039, 989919), (2481, 813561), (5789, 348669), (6117, 329973), (7443, 271187), (14273, 141417), (15713, 128457), (17367, 116223), (18351, 109991), (38741, 52101), (42819, 47139)]