15720139554

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19699423}}^1$

素因数の和:19699454

約数の個数: 32

約数和(自身を含む): 37822894080

約数和(自身を除く): 22102754526

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 19699423, 39398846, 59098269, 118196538, 137895961, 275791922, 374289037, 413687883, 748578074, 827375766, 1122867111, 2245734222, 2620023259, 5240046518, 7860069777, 15720139554]

約数ペア:

[(1, 15720139554), (2, 7860069777), (3, 5240046518), (6, 2620023259), (7, 2245734222), (14, 1122867111), (19, 827375766), (21, 748578074), (38, 413687883), (42, 374289037), (57, 275791922), (114, 137895961), (133, 118196538), (266, 59098269), (399, 39398846), (798, 19699423)]