189820906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1949}}^1$

素因数の和:2214

約数の個数: 32

約数和(自身を含む): 328536000

約数和(自身を除く): 138715094

約数列:

[1, 2, 11, 19, 22, 38, 209, 233, 418, 466, 1949, 2563, 3898, 4427, 5126, 8854, 21439, 37031, 42878, 48697, 74062, 97394, 407341, 454117, 814682, 908234, 4995287, 8628223, 9990574, 17256446, 94910453, 189820906]

約数ペア:

[(1, 189820906), (2, 94910453), (11, 17256446), (19, 9990574), (22, 8628223), (38, 4995287), (209, 908234), (233, 814682), (418, 454117), (466, 407341), (1949, 97394), (2563, 74062), (3898, 48697), (4427, 42878), (5126, 37031), (8854, 21439)]