19694576

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{353}}^1$

素因数の和:689

約数の個数: 40

約数和(自身を含む): 41876784

約数和(自身を除く): 22182208

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 317, 353, 634, 706, 1268, 1412, 2536, 2824, 3487, 3883, 5072, 5648, 6974, 7766, 13948, 15532, 27896, 31064, 55792, 62128, 111901, 223802, 447604, 895208, 1230911, 1790416, 2461822, 4923644, 9847288, 19694576]

約数ペア:

[(1, 19694576), (2, 9847288), (4, 4923644), (8, 2461822), (11, 1790416), (16, 1230911), (22, 895208), (44, 447604), (88, 223802), (176, 111901), (317, 62128), (353, 55792), (634, 31064), (706, 27896), (1268, 15532), (1412, 13948), (2536, 7766), (2824, 6974), (3487, 5648), (3883, 5072)]