19560812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{937}}^1$

素因数の和:1265

約数の個数: 24

約数和(自身を含む): 36401904

約数和(自身を除く): 16841092

約数列:

[1, 2, 4, 17, 34, 68, 307, 614, 937, 1228, 1874, 3748, 5219, 10438, 15929, 20876, 31858, 63716, 287659, 575318, 1150636, 4890203, 9780406, 19560812]

約数ペア:

[(1, 19560812), (2, 9780406), (4, 4890203), (17, 1150636), (34, 575318), (68, 287659), (307, 63716), (614, 31858), (937, 20876), (1228, 15929), (1874, 10438), (3748, 5219)]