19095978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{907}}^1$

素因数の和:963

約数の個数: 48

約数和(自身を含む): 43475040

約数和(自身を除く): 24379062

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 121, 174, 242, 319, 363, 638, 726, 907, 957, 1814, 1914, 2721, 3509, 5442, 7018, 9977, 10527, 19954, 21054, 26303, 29931, 52606, 59862, 78909, 109747, 157818, 219494, 289333, 329241, 578666, 658482, 867999, 1735998, 3182663, 6365326, 9547989, 19095978]

約数ペア:

[(1, 19095978), (2, 9547989), (3, 6365326), (6, 3182663), (11, 1735998), (22, 867999), (29, 658482), (33, 578666), (58, 329241), (66, 289333), (87, 219494), (121, 157818), (174, 109747), (242, 78909), (319, 59862), (363, 52606), (638, 29931), (726, 26303), (907, 21054), (957, 19954), (1814, 10527), (1914, 9977), (2721, 7018), (3509, 5442)]