13239884

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 28600320

約数和(自身を除く): 15360436

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 76, 82, 133, 164, 266, 287, 532, 574, 607, 779, 1148, 1214, 1558, 2428, 3116, 4249, 5453, 8498, 10906, 11533, 16996, 21812, 23066, 24887, 46132, 49774, 80731, 99548, 161462, 174209, 322924, 348418, 472853, 696836, 945706, 1891412, 3309971, 6619942, 13239884]

約数ペア:

[(1, 13239884), (2, 6619942), (4, 3309971), (7, 1891412), (14, 945706), (19, 696836), (28, 472853), (38, 348418), (41, 322924), (76, 174209), (82, 161462), (133, 99548), (164, 80731), (266, 49774), (287, 46132), (532, 24887), (574, 23066), (607, 21812), (779, 16996), (1148, 11533), (1214, 10906), (1558, 8498), (2428, 5453), (3116, 4249)]