19989376

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{14197}}^1$

素因数の和:14222

約数の個数: 32

約数和(自身を含む): 43445880

約数和(自身を除く): 23456504

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 14197, 28394, 56788, 113576, 156167, 227152, 312334, 454304, 624668, 908608, 1249336, 1817216, 2498672, 4997344, 9994688, 19989376]

約数ペア:

[(1, 19989376), (2, 9994688), (4, 4997344), (8, 2498672), (11, 1817216), (16, 1249336), (22, 908608), (32, 624668), (44, 454304), (64, 312334), (88, 227152), (128, 156167), (176, 113576), (352, 56788), (704, 28394), (1408, 14197)]