20174481754

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2473}}^1\times {\mathrm{18797}}^1$

素因数の和:21310

約数の個数: 32

約数和(自身を含む): 35716801536

約数和(自身を除く): 15542319782

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 2473, 4946, 17311, 18797, 34622, 37594, 76663, 131579, 153326, 263158, 536641, 582707, 1073282, 1165414, 4078949, 8157898, 46484981, 92969962, 325394867, 650789734, 1441034411, 2882068822, 10087240877, 20174481754]

約数ペア:

[(1, 20174481754), (2, 10087240877), (7, 2882068822), (14, 1441034411), (31, 650789734), (62, 325394867), (217, 92969962), (434, 46484981), (2473, 8157898), (4946, 4078949), (17311, 1165414), (18797, 1073282), (34622, 582707), (37594, 536641), (76663, 263158), (131579, 153326)]