19129418

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4007}}^1$

素因数の和:4058

約数の個数: 32

約数和(自身を含む): 36937728

約数和(自身を除く): 17808310

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4007, 4774, 8014, 28049, 44077, 56098, 88154, 124217, 248434, 308539, 617078, 869519, 1366387, 1739038, 2732774, 9564709, 19129418]

約数ペア:

[(1, 19129418), (2, 9564709), (7, 2732774), (11, 1739038), (14, 1366387), (22, 869519), (31, 617078), (62, 308539), (77, 248434), (154, 124217), (217, 88154), (341, 56098), (434, 44077), (682, 28049), (2387, 8014), (4007, 4774)]