20347913516

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{919}}^1\times {\mathrm{34381}}^1$

素因数の和:35334

約数の個数: 48

約数和(自身を含む): 42512655360

約数和(自身を除く): 22164741844

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 919, 1838, 3676, 6433, 12866, 21137, 25732, 34381, 42274, 68762, 84548, 137524, 147959, 240667, 295918, 481334, 591836, 790763, 962668, 1581526, 3163052, 5535341, 11070682, 22141364, 31596139, 63192278, 126384556, 221172973, 442345946, 726711197, 884691892, 1453422394, 2906844788, 5086978379, 10173956758, 20347913516]

約数ペア:

[(1, 20347913516), (2, 10173956758), (4, 5086978379), (7, 2906844788), (14, 1453422394), (23, 884691892), (28, 726711197), (46, 442345946), (92, 221172973), (161, 126384556), (322, 63192278), (644, 31596139), (919, 22141364), (1838, 11070682), (3676, 5535341), (6433, 3163052), (12866, 1581526), (21137, 962668), (25732, 790763), (34381, 591836), (42274, 481334), (68762, 295918), (84548, 240667), (137524, 147959)]