19072011

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1303}}^1$

素因数の和:1371

約数の個数: 32

約数和(自身を含む): 31546368

約数和(自身を除く): 12474357

約数列:

[1, 3, 7, 17, 21, 41, 51, 119, 123, 287, 357, 697, 861, 1303, 2091, 3909, 4879, 9121, 14637, 22151, 27363, 53423, 66453, 155057, 160269, 373961, 465171, 908191, 1121883, 2724573, 6357337, 19072011]

約数ペア:

[(1, 19072011), (3, 6357337), (7, 2724573), (17, 1121883), (21, 908191), (41, 465171), (51, 373961), (119, 160269), (123, 155057), (287, 66453), (357, 53423), (697, 27363), (861, 22151), (1303, 14637), (2091, 9121), (3909, 4879)]