20372636

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1481}}^1$

素因数の和:1685

約数の個数: 24

約数和(自身を含む): 37761360

約数和(自身を除く): 17388724

約数列:

[1, 2, 4, 19, 38, 76, 181, 362, 724, 1481, 2962, 3439, 5924, 6878, 13756, 28139, 56278, 112556, 268061, 536122, 1072244, 5093159, 10186318, 20372636]

約数ペア:

[(1, 20372636), (2, 10186318), (4, 5093159), (19, 1072244), (38, 536122), (76, 268061), (181, 112556), (362, 56278), (724, 28139), (1481, 13756), (2962, 6878), (3439, 5924)]