20149272003

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{2131}}^1$

素因数の和:2504

約数の個数: 64

約数和(自身を含む): 32396029952

約数和(自身を除く): 12246757949

約数列:

[1, 3, 7, 21, 37, 43, 111, 129, 259, 283, 301, 777, 849, 903, 1591, 1981, 2131, 4773, 5943, 6393, 10471, 11137, 12169, 14917, 31413, 33411, 36507, 44751, 73297, 78847, 85183, 91633, 219891, 236541, 255549, 274899, 450253, 551929, 603073, 641431, 1350759, 1655787, 1809219, 1924293, 3151771, 3390421, 4221511, 9455313, 10171263, 12664533, 22313701, 23732947, 25932139, 66941103, 71198841, 77796417, 156195907, 181524973, 468587721, 544574919, 959489143, 2878467429, 6716424001, 20149272003]

約数ペア:

[(1, 20149272003), (3, 6716424001), (7, 2878467429), (21, 959489143), (37, 544574919), (43, 468587721), (111, 181524973), (129, 156195907), (259, 77796417), (283, 71198841), (301, 66941103), (777, 25932139), (849, 23732947), (903, 22313701), (1591, 12664533), (1981, 10171263), (2131, 9455313), (4773, 4221511), (5943, 3390421), (6393, 3151771), (10471, 1924293), (11137, 1809219), (12169, 1655787), (14917, 1350759), (31413, 641431), (33411, 603073), (36507, 551929), (44751, 450253), (73297, 274899), (78847, 255549), (85183, 236541), (91633, 219891)]