17993855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 25263360

約数和(自身を除く): 7269505

約数列:

[1, 5, 11, 19, 55, 67, 95, 209, 257, 335, 737, 1045, 1273, 1285, 2827, 3685, 4883, 6365, 14003, 14135, 17219, 24415, 53713, 70015, 86095, 189409, 268565, 327161, 947045, 1635805, 3598771, 17993855]

約数ペア:

[(1, 17993855), (5, 3598771), (11, 1635805), (19, 947045), (55, 327161), (67, 268565), (95, 189409), (209, 86095), (257, 70015), (335, 53713), (737, 24415), (1045, 17219), (1273, 14135), (1285, 14003), (2827, 6365), (3685, 4883)]