20676826

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{647}}^1$

素因数の和:726

約数の個数: 24

約数和(自身を含む): 33864480

約数和(自身を除く): 13187654

約数列:

[1, 2, 19, 29, 38, 58, 551, 647, 841, 1102, 1294, 1682, 12293, 15979, 18763, 24586, 31958, 37526, 356497, 544127, 712994, 1088254, 10338413, 20676826]

約数ペア:

[(1, 20676826), (2, 10338413), (19, 1088254), (29, 712994), (38, 544127), (58, 356497), (551, 37526), (647, 31958), (841, 24586), (1102, 18763), (1294, 15979), (1682, 12293)]