19850656

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3853}}^1$

素因数の和:3893

約数の個数: 48

約数和(自身を含む): 46617984

約数和(自身を除く): 26767328

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 3853, 5152, 7706, 15412, 26971, 30824, 53942, 61648, 88619, 107884, 123296, 177238, 215768, 354476, 431536, 620333, 708952, 863072, 1240666, 1417904, 2481332, 2835808, 4962664, 9925328, 19850656]

約数ペア:

[(1, 19850656), (2, 9925328), (4, 4962664), (7, 2835808), (8, 2481332), (14, 1417904), (16, 1240666), (23, 863072), (28, 708952), (32, 620333), (46, 431536), (56, 354476), (92, 215768), (112, 177238), (161, 123296), (184, 107884), (224, 88619), (322, 61648), (368, 53942), (644, 30824), (736, 26971), (1288, 15412), (2576, 7706), (3853, 5152)]