19752796

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{3581}}^1$

素因数の和:3789

約数の個数: 24

約数和(自身を含む): 39717216

約数和(自身を除く): 19964420

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 3581, 5516, 7162, 14324, 25067, 50134, 100268, 705457, 1410914, 2821828, 4938199, 9876398, 19752796]

約数ペア:

[(1, 19752796), (2, 9876398), (4, 4938199), (7, 2821828), (14, 1410914), (28, 705457), (197, 100268), (394, 50134), (788, 25067), (1379, 14324), (2758, 7162), (3581, 5516)]