2198519648

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{406531}}^1$

素因数の和:406567

約数の個数: 36

約数和(自身を含む): 4686907428

約数和(自身を除く): 2488387780

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 5408, 406531, 813062, 1626124, 3252248, 5284903, 6504496, 10569806, 13008992, 21139612, 42279224, 68703739, 84558448, 137407478, 169116896, 274814956, 549629912, 1099259824, 2198519648]

約数ペア:

[(1, 2198519648), (2, 1099259824), (4, 549629912), (8, 274814956), (13, 169116896), (16, 137407478), (26, 84558448), (32, 68703739), (52, 42279224), (104, 21139612), (169, 13008992), (208, 10569806), (338, 6504496), (416, 5284903), (676, 3252248), (1352, 1626124), (2704, 813062), (5408, 406531)]