19005209187

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{457}}^1\times {\mathrm{1801}}^1$

素因数の和:2483

約数の個数: 32

約数和(自身を含む): 26146010880

約数和(自身を除く): 7140801693

約数列:

[1, 3, 43, 129, 179, 457, 537, 1371, 1801, 5403, 7697, 19651, 23091, 58953, 77443, 81803, 232329, 245409, 322379, 823057, 967137, 2469171, 3517529, 10552587, 13862297, 35391451, 41586891, 106174353, 147327203, 441981609, 6335069729, 19005209187]

約数ペア:

[(1, 19005209187), (3, 6335069729), (43, 441981609), (129, 147327203), (179, 106174353), (457, 41586891), (537, 35391451), (1371, 13862297), (1801, 10552587), (5403, 3517529), (7697, 2469171), (19651, 967137), (23091, 823057), (58953, 322379), (77443, 245409), (81803, 232329)]