20197514526

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{107}}^1\times {\mathrm{13103}}^1$

素因数の和:13243

約数の個数: 80

約数和(自身を含む): 47568777984

約数和(自身を除く): 27371263458

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 107, 147, 214, 294, 321, 343, 642, 686, 749, 1029, 1498, 2058, 2247, 2401, 4494, 4802, 5243, 7203, 10486, 13103, 14406, 15729, 26206, 31458, 36701, 39309, 73402, 78618, 91721, 110103, 183442, 220206, 256907, 275163, 513814, 550326, 642047, 770721, 1284094, 1402021, 1541442, 1926141, 2804042, 3852282, 4206063, 4494329, 8412126, 8988658, 9814147, 13482987, 19628294, 26965974, 29442441, 31460303, 58884882, 62920606, 68699029, 94380909, 137398058, 188761818, 206097087, 412194174, 480893203, 961786406, 1442679609, 2885359218, 3366252421, 6732504842, 10098757263, 20197514526]

約数ペア:

[(1, 20197514526), (2, 10098757263), (3, 6732504842), (6, 3366252421), (7, 2885359218), (14, 1442679609), (21, 961786406), (42, 480893203), (49, 412194174), (98, 206097087), (107, 188761818), (147, 137398058), (214, 94380909), (294, 68699029), (321, 62920606), (343, 58884882), (642, 31460303), (686, 29442441), (749, 26965974), (1029, 19628294), (1498, 13482987), (2058, 9814147), (2247, 8988658), (2401, 8412126), (4494, 4494329), (4802, 4206063), (5243, 3852282), (7203, 2804042), (10486, 1926141), (13103, 1541442), (14406, 1402021), (15729, 1284094), (26206, 770721), (31458, 642047), (36701, 550326), (39309, 513814), (73402, 275163), (78618, 256907), (91721, 220206), (110103, 183442)]