19922812

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1117}}^1$

素因数の和:1155

約数の個数: 48

約数和(自身を含む): 43825600

約数和(自身を除く): 23902788

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1117, 1274, 1372, 2234, 2548, 4459, 4468, 7819, 8918, 14521, 15638, 17836, 29042, 31276, 54733, 58084, 101647, 109466, 203294, 218932, 383131, 406588, 711529, 766262, 1423058, 1532524, 2846116, 4980703, 9961406, 19922812]

約数ペア:

[(1, 19922812), (2, 9961406), (4, 4980703), (7, 2846116), (13, 1532524), (14, 1423058), (26, 766262), (28, 711529), (49, 406588), (52, 383131), (91, 218932), (98, 203294), (182, 109466), (196, 101647), (343, 58084), (364, 54733), (637, 31276), (686, 29042), (1117, 17836), (1274, 15638), (1372, 14521), (2234, 8918), (2548, 7819), (4459, 4468)]