19536902

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:657

約数の個数: 48

約数和(自身を含む): 38814720

約数和(自身を除く): 19277818

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 121, 133, 154, 209, 242, 266, 418, 607, 847, 1214, 1463, 1694, 2299, 2926, 4249, 4598, 6677, 8498, 11533, 13354, 16093, 23066, 32186, 46739, 73447, 80731, 93478, 126863, 146894, 161462, 253726, 514129, 888041, 1028258, 1395493, 1776082, 2790986, 9768451, 19536902]

約数ペア:

[(1, 19536902), (2, 9768451), (7, 2790986), (11, 1776082), (14, 1395493), (19, 1028258), (22, 888041), (38, 514129), (77, 253726), (121, 161462), (133, 146894), (154, 126863), (209, 93478), (242, 80731), (266, 73447), (418, 46739), (607, 32186), (847, 23066), (1214, 16093), (1463, 13354), (1694, 11533), (2299, 8498), (2926, 6677), (4249, 4598)]