19299973

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 24935904

約数和(自身を除く): 5635931

約数列:

[1, 7, 11, 49, 61, 77, 427, 539, 587, 671, 2989, 4109, 4697, 6457, 28763, 32879, 35807, 45199, 250649, 316393, 393877, 1754543, 2757139, 19299973]

約数ペア:

[(1, 19299973), (7, 2757139), (11, 1754543), (49, 393877), (61, 316393), (77, 250649), (427, 45199), (539, 35807), (587, 32879), (671, 28763), (2989, 6457), (4109, 4697)]