19359824

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{347}}^1$

素因数の和:683

約数の個数: 40

約数和(自身を含む): 41167008

約数和(自身を除く): 21807184

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 317, 347, 634, 694, 1268, 1388, 2536, 2776, 3487, 3817, 5072, 5552, 6974, 7634, 13948, 15268, 27896, 30536, 55792, 61072, 109999, 219998, 439996, 879992, 1209989, 1759984, 2419978, 4839956, 9679912, 19359824]

約数ペア:

[(1, 19359824), (2, 9679912), (4, 4839956), (8, 2419978), (11, 1759984), (16, 1209989), (22, 879992), (44, 439996), (88, 219998), (176, 109999), (317, 61072), (347, 55792), (634, 30536), (694, 27896), (1268, 15268), (1388, 13948), (2536, 7634), (2776, 6974), (3487, 5552), (3817, 5072)]