19017592

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1097}}^1$

素因数の和:1311

約数の個数: 32

約数和(自身を含む): 39132720

約数和(自身を除く): 20115128

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 197, 394, 788, 1097, 1576, 2167, 2194, 4334, 4388, 8668, 8776, 12067, 17336, 24134, 48268, 96536, 216109, 432218, 864436, 1728872, 2377199, 4754398, 9508796, 19017592]

約数ペア:

[(1, 19017592), (2, 9508796), (4, 4754398), (8, 2377199), (11, 1728872), (22, 864436), (44, 432218), (88, 216109), (197, 96536), (394, 48268), (788, 24134), (1097, 17336), (1576, 12067), (2167, 8776), (2194, 8668), (4334, 4388)]