2009988

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{503}}^1$

素因数の和:553

約数の個数: 48

約数和(自身を含む): 5362560

約数和(自身を除く): 3352572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 108, 111, 148, 222, 333, 444, 503, 666, 999, 1006, 1332, 1509, 1998, 2012, 3018, 3996, 4527, 6036, 9054, 13581, 18108, 18611, 27162, 37222, 54324, 55833, 74444, 111666, 167499, 223332, 334998, 502497, 669996, 1004994, 2009988]

約数ペア:

[(1, 2009988), (2, 1004994), (3, 669996), (4, 502497), (6, 334998), (9, 223332), (12, 167499), (18, 111666), (27, 74444), (36, 55833), (37, 54324), (54, 37222), (74, 27162), (108, 18611), (111, 18108), (148, 13581), (222, 9054), (333, 6036), (444, 4527), (503, 3996), (666, 3018), (999, 2012), (1006, 1998), (1332, 1509)]