18898516

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7417}}^1$

素因数の和:7448

約数の個数: 36

約数和(自身を含む): 41436948

約数和(自身を除く): 22538432

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 7417, 14834, 29668, 51919, 96421, 103838, 192842, 207676, 363433, 385684, 674947, 726866, 1349894, 1453732, 2699788, 4724629, 9449258, 18898516]

約数ペア:

[(1, 18898516), (2, 9449258), (4, 4724629), (7, 2699788), (13, 1453732), (14, 1349894), (26, 726866), (28, 674947), (49, 385684), (52, 363433), (91, 207676), (98, 192842), (182, 103838), (196, 96421), (364, 51919), (637, 29668), (1274, 14834), (2548, 7417)]