19678743728

素因数分解:

$2^4\times 7^1\times {\mathrm{397}}^1\times {\mathrm{442577}}^1$

素因数の和:442989

約数の個数: 40

約数和(自身を含む): 43684218912

約数和(自身を除く): 24005475184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 397, 794, 1588, 2779, 3176, 5558, 6352, 11116, 22232, 44464, 442577, 885154, 1770308, 3098039, 3540616, 6196078, 7081232, 12392156, 24784312, 49568624, 175703069, 351406138, 702812276, 1229921483, 1405624552, 2459842966, 2811249104, 4919685932, 9839371864, 19678743728]

約数ペア:

[(1, 19678743728), (2, 9839371864), (4, 4919685932), (7, 2811249104), (8, 2459842966), (14, 1405624552), (16, 1229921483), (28, 702812276), (56, 351406138), (112, 175703069), (397, 49568624), (794, 24784312), (1588, 12392156), (2779, 7081232), (3176, 6196078), (5558, 3540616), (6352, 3098039), (11116, 1770308), (22232, 885154), (44464, 442577)]