19116988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{10597}}^1$

素因数の和:10653

約数の個数: 24

約数和(自身を含む): 37389744

約数和(自身を除く): 18272756

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 10597, 21194, 42388, 116567, 233134, 434477, 466268, 868954, 1737908, 4779247, 9558494, 19116988]

約数ペア:

[(1, 19116988), (2, 9558494), (4, 4779247), (11, 1737908), (22, 868954), (41, 466268), (44, 434477), (82, 233134), (164, 116567), (451, 42388), (902, 21194), (1804, 10597)]