19004928752

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{25117}}^1$

素因数の和:25294

約数の個数: 60

約数和(自身を含む): 39160268136

約数和(自身を除く): 20155339384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 361, 524, 722, 1048, 1444, 2096, 2489, 2888, 4978, 5776, 9956, 19912, 25117, 39824, 47291, 50234, 94582, 100468, 189164, 200936, 378328, 401872, 477223, 756656, 954446, 1908892, 3290327, 3817784, 6580654, 7635568, 9067237, 13161308, 18134474, 26322616, 36268948, 52645232, 62516213, 72537896, 125032426, 145075792, 250064852, 500129704, 1000259408, 1187808047, 2375616094, 4751232188, 9502464376, 19004928752]

約数ペア:

[(1, 19004928752), (2, 9502464376), (4, 4751232188), (8, 2375616094), (16, 1187808047), (19, 1000259408), (38, 500129704), (76, 250064852), (131, 145075792), (152, 125032426), (262, 72537896), (304, 62516213), (361, 52645232), (524, 36268948), (722, 26322616), (1048, 18134474), (1444, 13161308), (2096, 9067237), (2489, 7635568), (2888, 6580654), (4978, 3817784), (5776, 3290327), (9956, 1908892), (19912, 954446), (25117, 756656), (39824, 477223), (47291, 401872), (50234, 378328), (94582, 200936), (100468, 189164)]