20929496

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3853}}^1$

素因数の和:3963

約数の個数: 32

約数和(自身を含む): 45323040

約数和(自身を除く): 24393544

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 388, 679, 776, 1358, 2716, 3853, 5432, 7706, 15412, 26971, 30824, 53942, 107884, 215768, 373741, 747482, 1494964, 2616187, 2989928, 5232374, 10464748, 20929496]

約数ペア:

[(1, 20929496), (2, 10464748), (4, 5232374), (7, 2989928), (8, 2616187), (14, 1494964), (28, 747482), (56, 373741), (97, 215768), (194, 107884), (388, 53942), (679, 30824), (776, 26971), (1358, 15412), (2716, 7706), (3853, 5432)]